function checkrequired(which) {
var pass=true;
if (document.images) {
for (i=0;i<which.length;i++) {
var tempobj=which.elements[i];
if (tempobj.name.substring(0,8)=="required") {
if (((tempobj.type=="text"||tempobj.type=="textarea")&&
tempobj.value=='')||(tempobj.type.toString().charAt(0)=="s"&&
tempobj.selectedIndex==0)) {
pass=false;
break;
         }
      }
   }
}
if (!pass) {
shortFieldName=tempobj.name.substring(8,30).toUpperCase();
alert("Please make sure the "+shortFieldName+" field was properly completed.");
return false;
}
else
return true;
}



function load_images() 
{
var homeNav = new Image();
homeNav.src = '../images/navigation/homeNavLit.gif';
var contactUs = new Image();
contactUs.src = '../images/navigation/contactUsLit.gif';
var aboutUs = new Image();
aboutUs.src = '../images/navigation/aboutUsLit.gif';
var services = new Image();
services.src = '../images/navigation/servicesLit.gif';
var projects = new Image();
projects.src = '../images/navigation/projectsLit.gif';
var bidding = new Image();
bidding.src = '../images/navigation/biddingLit.gif';
var safety = new Image();
safety.src = '../images/navigation/safetyLit.gif';
}

function Openme(newin) 
{
	flyout=window.open(newin,"flyout","resizable=yes,scrollbars=yes,width=440,height=230,top=50,left=50,toolbar=no,status=no,menubar=no")
}

function OpenProjectDetail(newin) 
{
	flyout=window.open(newin,"flyout","resizable=yes,scrollbars=yes,width=520,height=340,top=50,left=50,toolbar=no,status=no,menubar=no")
}






function changePage(pageIndex) {
  parent.musicControl.location = pageIndex;
}





function toggleVisibility(me){
	if (me.style.visibility=="hidden"){
		me.style.visibility="visible";
	} else {
		me.style.visibility="hidden";
	}
}





//Chrome Drop Down Menu- Author: Dynamic Drive (http://www.dynamicdrive.com)
//Last updated: June 14th, 06'

var cssdropdown={
disappeardelay: 250, //set delay in miliseconds before menu disappears onmouseout
disablemenuclick: false, //when user clicks on a menu item with a drop down menu, disable menu item's link?
enableswipe: 1, //enable swipe effect? 1 for yes, 0 for no

//No need to edit beyond here////////////////////////
dropmenuobj: null, ie: document.all, firefox: document.getElementById&&!document.all, swipetimer: undefined, bottomclip:0,

getposOffset:function(what, offsettype){
var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;
var parentEl=what.offsetParent;
while (parentEl!=null){
totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
parentEl=parentEl.offsetParent;
}
return totaloffset;
},

swipeeffect:function(){
if (this.bottomclip<parseInt(this.dropmenuobj.offsetHeight)){
this.bottomclip+=10+(this.bottomclip/10) //unclip drop down menu visibility gradually
this.dropmenuobj.style.clip="rect(0 auto "+this.bottomclip+"px 0)"
}
else
return
this.swipetimer=setTimeout("cssdropdown.swipeeffect()", 10)
},

showhide:function(obj, e){
if (this.ie || this.firefox)
this.dropmenuobj.style.left=this.dropmenuobj.style.top="-500px"
if (e.type=="click" && obj.visibility==hidden || e.type=="mouseover"){
if (this.enableswipe==1){
if (typeof this.swipetimer!="undefined")
clearTimeout(this.swipetimer)
obj.clip="rect(0 auto 0 0)" //hide menu via clipping
this.bottomclip=0
this.swipeeffect()
}
obj.visibility="visible"
}
else if (e.type=="click")
obj.visibility="hidden"
},

iecompattest:function(){
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
},

clearbrowseredge:function(obj, whichedge){
var edgeoffset=0
if (whichedge=="rightedge"){
var windowedge=this.ie && !window.opera? this.iecompattest().scrollLeft+this.iecompattest().clientWidth-15 : window.pageXOffset+window.innerWidth-15
this.dropmenuobj.contentmeasure=this.dropmenuobj.offsetWidth
if (windowedge-this.dropmenuobj.x < this.dropmenuobj.contentmeasure)  //move menu to the left?
edgeoffset=this.dropmenuobj.contentmeasure-obj.offsetWidth
}
else{
var topedge=this.ie && !window.opera? this.iecompattest().scrollTop : window.pageYOffset
var windowedge=this.ie && !window.opera? this.iecompattest().scrollTop+this.iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18
this.dropmenuobj.contentmeasure=this.dropmenuobj.offsetHeight
if (windowedge-this.dropmenuobj.y < this.dropmenuobj.contentmeasure){ //move up?
edgeoffset=this.dropmenuobj.contentmeasure+obj.offsetHeight
if ((this.dropmenuobj.y-topedge)<this.dropmenuobj.contentmeasure) //up no good either?
edgeoffset=this.dropmenuobj.y+obj.offsetHeight-topedge
}
}
return edgeoffset
},

dropit:function(obj, e, dropmenuID){
if (this.dropmenuobj!=null) //hide previous menu
this.dropmenuobj.style.visibility="hidden" //hide menu
this.clearhidemenu()
if (this.ie||this.firefox){
obj.onmouseout=function(){cssdropdown.delayhidemenu()}
obj.onclick=function(){return !cssdropdown.disablemenuclick} //disable main menu item link onclick?
this.dropmenuobj=document.getElementById(dropmenuID)
this.dropmenuobj.onmouseover=function(){cssdropdown.clearhidemenu()}
this.dropmenuobj.onmouseout=function(e){cssdropdown.dynamichide(e)}
this.dropmenuobj.onclick=function(){cssdropdown.delayhidemenu()}
this.showhide(this.dropmenuobj.style, e)
this.dropmenuobj.x=this.getposOffset(obj, "left")
this.dropmenuobj.y=this.getposOffset(obj, "top")
this.dropmenuobj.style.left=this.dropmenuobj.x-this.clearbrowseredge(obj, "rightedge")+"px"
this.dropmenuobj.style.top=this.dropmenuobj.y-this.clearbrowseredge(obj, "bottomedge")+obj.offsetHeight+1+"px"
}
},

contains_firefox:function(a, b) {
while (b.parentNode)
if ((b = b.parentNode) == a)
return true;
return false;
},

dynamichide:function(e){
var evtobj=window.event? window.event : e
if (this.ie&&!this.dropmenuobj.contains(evtobj.toElement))
this.delayhidemenu()
else if (this.firefox&&e.currentTarget!= evtobj.relatedTarget&& !this.contains_firefox(evtobj.currentTarget, evtobj.relatedTarget))
this.delayhidemenu()
},

delayhidemenu:function(){
this.delayhide=setTimeout("cssdropdown.dropmenuobj.style.visibility='hidden'",this.disappeardelay) //hide menu
},

clearhidemenu:function(){
if (this.delayhide!="undefined")
clearTimeout(this.delayhide)
},

startchrome:function(){
for (var ids=0; ids<arguments.length; ids++){
var menuitems=document.getElementById(arguments[ids]).getElementsByTagName("a")
for (var i=0; i<menuitems.length; i++){
if (menuitems[i].getAttribute("rel")){
var relvalue=menuitems[i].getAttribute("rel")
menuitems[i].onmouseover=function(e){
var event=typeof e!="undefined"? e : window.event
cssdropdown.dropit(this,event,this.getAttribute("rel"))
}
}
}
}
}

}



















function MM_reloadPage(init) {  //Updated by PVII. Reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function P7_hideDiv(evt) { //v1.0 by PVII
 var b,relT,mT=false; 
 if(document.layers){b=evt.target;if(b.p7aHide){
  b.visibility="hidden";}else{routeEvent(evt);}
 }else if(document.all&&!window.opera){b=event.srcElement;
  while(b!=null){if(b.tagName=="DIV"){mT=true;break;}b=b.parentElement;}
  if(!b.contains(event.toElement)){b.style.visibility="hidden";}
 }else if(document.getElementById){b=evt.currentTarget;relT=evt.relatedTarget;
  while(relT!=null){if(b==relT){mT=true;break;}
  relT=relT.parentNode;}if(!mT){b.style.visibility="hidden";}}
}

function P7_autoHide() { //v1.0 by PVII
 var i,g,args=P7_autoHide.arguments;
 for(i=0;i<args.length;i++){if((g=MM_findObj(args[i]))!=null){
  g.p7aHide=true;if(document.layers){
  g.captureEvents(Event.MOUSEOUT);}g.onmouseout=P7_hideDiv;}}
}

function P7_autoLayers() { //v1.2 by PVII
 var g,b,k,f,args=P7_autoLayers.arguments;
 var a = parseInt(args[0]);if(isNaN(a))a=0;
 if(!document.p7setc) {p7c=new Array();document.p7setc=true;
  for (var u=0;u<10;u++) {p7c[u] = new Array();}}
 for(k=0; k<p7c[a].length; k++) {
  if((g=MM_findObj(p7c[a][k]))!=null) {
   b=(document.layers)?g:g.style;b.visibility="hidden";}}
 for(k=1; k<args.length; k++) {
  if((g=MM_findObj(args[k])) != null) {
   b=(document.layers)?g:g.style;b.visibility="visible";f=false;
   for(j=0;j<p7c[a].length;j++) {
    if(args[k]==p7c[a][j]) {f=true;}}
  if(!f) {p7c[a][p7c[a].length++]=args[k];}}}
}









/**
 * SWFObject v1.5: Flash Player detection and embed - http://blog.deconcept.com/swfobject/
 *
 * SWFObject is (c) 2007 Geoff Stearns and is released under the MIT License:
 * http://www.opensource.org/licenses/mit-license.php
 *
 */
if(typeof deconcept == "undefined") var deconcept = new Object();
if(typeof deconcept.util == "undefined") deconcept.util = new Object();
if(typeof deconcept.SWFObjectUtil == "undefined") deconcept.SWFObjectUtil = new Object();
deconcept.SWFObject = function(swf, id, w, h, ver, c, quality, xiRedirectUrl, redirectUrl, detectKey) {
	if (!document.getElementById) { return; }
	this.DETECT_KEY = detectKey ? detectKey : 'detectflash';
	this.skipDetect = deconcept.util.getRequestParameter(this.DETECT_KEY);
	this.params = new Object();
	this.variables = new Object();
	this.attributes = new Array();
	if(swf) { this.setAttribute('swf', swf); }
	if(id) { this.setAttribute('id', id); }
	if(w) { this.setAttribute('width', w); }
	if(h) { this.setAttribute('height', h); }
	if(ver) { this.setAttribute('version', new deconcept.PlayerVersion(ver.toString().split("."))); }
	this.installedVer = deconcept.SWFObjectUtil.getPlayerVersion();
	if (!window.opera && document.all && this.installedVer.major > 7) {
		// only add the onunload cleanup if the Flash Player version supports External Interface and we are in IE
		deconcept.SWFObject.doPrepUnload = true;
	}
	if(c) { this.addParam('bgcolor', c); }
	var q = quality ? quality : 'high';
	this.addParam('quality', q);
	this.setAttribute('useExpressInstall', false);
	this.setAttribute('doExpressInstall', false);
	var xir = (xiRedirectUrl) ? xiRedirectUrl : window.location;
	this.setAttribute('xiRedirectUrl', xir);
	this.setAttribute('redirectUrl', '');
	if(redirectUrl) { this.setAttribute('redirectUrl', redirectUrl); }
}
deconcept.SWFObject.prototype = {
	useExpressInstall: function(path) {
		this.xiSWFPath = !path ? "expressinstall.swf" : path;
		this.setAttribute('useExpressInstall', true);
	},
	setAttribute: function(name, value){
		this.attributes[name] = value;
	},
	getAttribute: function(name){
		return this.attributes[name];
	},
	addParam: function(name, value){
		this.params[name] = value;
	},
	getParams: function(){
		return this.params;
	},
	addVariable: function(name, value){
		this.variables[name] = value;
	},
	getVariable: function(name){
		return this.variables[name];
	},
	getVariables: function(){
		return this.variables;
	},
	getVariablePairs: function(){
		var variablePairs = new Array();
		var key;
		var variables = this.getVariables();
		for(key in variables){
			variablePairs[variablePairs.length] = key +"="+ variables[key];
		}
		return variablePairs;
	},
	getSWFHTML: function() {
		var swfNode = "";
		if (navigator.plugins && navigator.mimeTypes && navigator.mimeTypes.length) { // netscape plugin architecture
			if (this.getAttribute("doExpressInstall")) {
				this.addVariable("MMplayerType", "PlugIn");
				this.setAttribute('swf', this.xiSWFPath);
			}
			swfNode = '<embed type="application/x-shockwave-flash" src="'+ this.getAttribute('swf') +'" width="'+ this.getAttribute('width') +'" height="'+ this.getAttribute('height') +'" style="'+ this.getAttribute('style') +'"';
			swfNode += ' id="'+ this.getAttribute('id') +'" name="'+ this.getAttribute('id') +'" ';
			var params = this.getParams();
			 for(var key in params){ swfNode += [key] +'="'+ params[key] +'" '; }
			var pairs = this.getVariablePairs().join("&");
			 if (pairs.length > 0){ swfNode += 'flashvars="'+ pairs +'"'; }
			swfNode += '/>';
		} else { // PC IE
			if (this.getAttribute("doExpressInstall")) {
				this.addVariable("MMplayerType", "ActiveX");
				this.setAttribute('swf', this.xiSWFPath);
			}
			swfNode = '<object id="'+ this.getAttribute('id') +'" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width="'+ this.getAttribute('width') +'" height="'+ this.getAttribute('height') +'" style="'+ this.getAttribute('style') +'">';
			swfNode += '<param name="movie" value="'+ this.getAttribute('swf') +'" />';
			var params = this.getParams();
			for(var key in params) {
			 swfNode += '<param name="'+ key +'" value="'+ params[key] +'" />';
			}
			var pairs = this.getVariablePairs().join("&");
			if(pairs.length > 0) {swfNode += '<param name="flashvars" value="'+ pairs +'" />';}
			swfNode += "</object>";
		}
		return swfNode;
	},
	write: function(elementId){
		if(this.getAttribute('useExpressInstall')) {
			// check to see if we need to do an express install
			var expressInstallReqVer = new deconcept.PlayerVersion([6,0,65]);
			if (this.installedVer.versionIsValid(expressInstallReqVer) && !this.installedVer.versionIsValid(this.getAttribute('version'))) {
				this.setAttribute('doExpressInstall', true);
				this.addVariable("MMredirectURL", escape(this.getAttribute('xiRedirectUrl')));
				document.title = document.title.slice(0, 47) + " - Flash Player Installation";
				this.addVariable("MMdoctitle", document.title);
			}
		}
		if(this.skipDetect || this.getAttribute('doExpressInstall') || this.installedVer.versionIsValid(this.getAttribute('version'))){
			var n = (typeof elementId == 'string') ? document.getElementById(elementId) : elementId;
			n.innerHTML = this.getSWFHTML();
			return true;
		}else{
			if(this.getAttribute('redirectUrl') != "") {
				document.location.replace(this.getAttribute('redirectUrl'));
			}
		}
		return false;
	}
}

/* ---- detection functions ---- */
deconcept.SWFObjectUtil.getPlayerVersion = function(){
	var PlayerVersion = new deconcept.PlayerVersion([0,0,0]);
	if(navigator.plugins && navigator.mimeTypes.length){
		var x = navigator.plugins["Shockwave Flash"];
		if(x && x.description) {
			PlayerVersion = new deconcept.PlayerVersion(x.description.replace(/([a-zA-Z]|\s)+/, "").replace(/(\s+r|\s+b[0-9]+)/, ".").split("."));
		}
	}else if (navigator.userAgent && navigator.userAgent.indexOf("Windows CE") >= 0){ // if Windows CE
		var axo = 1;
		var counter = 3;
		while(axo) {
			try {
				counter++;
				axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash."+ counter);
//				document.write("player v: "+ counter);
				PlayerVersion = new deconcept.PlayerVersion([counter,0,0]);
			} catch (e) {
				axo = null;
			}
		}
	} else { // Win IE (non mobile)
		// do minor version lookup in IE, but avoid fp6 crashing issues
		// see http://blog.deconcept.com/2006/01/11/getvariable-setvariable-crash-internet-explorer-flash-6/
		try{
			var axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");
		}catch(e){
			try {
				var axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");
				PlayerVersion = new deconcept.PlayerVersion([6,0,21]);
				axo.AllowScriptAccess = "always"; // error if player version < 6.0.47 (thanks to Michael Williams @ Adobe for this code)
			} catch(e) {
				if (PlayerVersion.major == 6) {
					return PlayerVersion;
				}
			}
			try {
				axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
			} catch(e) {}
		}
		if (axo != null) {
			PlayerVersion = new deconcept.PlayerVersion(axo.GetVariable("$version").split(" ")[1].split(","));
		}
	}
	return PlayerVersion;
}
deconcept.PlayerVersion = function(arrVersion){
	this.major = arrVersion[0] != null ? parseInt(arrVersion[0]) : 0;
	this.minor = arrVersion[1] != null ? parseInt(arrVersion[1]) : 0;
	this.rev = arrVersion[2] != null ? parseInt(arrVersion[2]) : 0;
}
deconcept.PlayerVersion.prototype.versionIsValid = function(fv){
	if(this.major < fv.major) return false;
	if(this.major > fv.major) return true;
	if(this.minor < fv.minor) return false;
	if(this.minor > fv.minor) return true;
	if(this.rev < fv.rev) return false;
	return true;
}
/* ---- get value of query string param ---- */
deconcept.util = {
	getRequestParameter: function(param) {
		var q = document.location.search || document.location.hash;
		if (param == null) { return q; }
		if(q) {
			var pairs = q.substring(1).split("&");
			for (var i=0; i < pairs.length; i++) {
				if (pairs[i].substring(0, pairs[i].indexOf("=")) == param) {
					return pairs[i].substring((pairs[i].indexOf("=")+1));
				}
			}
		}
		return "";
	}
}
/* fix for video streaming bug */
deconcept.SWFObjectUtil.cleanupSWFs = function() {
	var objects = document.getElementsByTagName("OBJECT");
	for (var i = objects.length - 1; i >= 0; i--) {
		objects[i].style.display = 'none';
		for (var x in objects[i]) {
			if (typeof objects[i][x] == 'function') {
				objects[i][x] = function(){};
			}
		}
	}
}
// fixes bug in some fp9 versions see http://blog.deconcept.com/2006/07/28/swfobject-143-released/
if (deconcept.SWFObject.doPrepUnload) {
	if (!deconcept.unloadSet) {
		deconcept.SWFObjectUtil.prepUnload = function() {
			__flash_unloadHandler = function(){};
			__flash_savedUnloadHandler = function(){};
			window.attachEvent("onunload", deconcept.SWFObjectUtil.cleanupSWFs);
		}
		window.attachEvent("onbeforeunload", deconcept.SWFObjectUtil.prepUnload);
		deconcept.unloadSet = true;
	}
}
/* add document.getElementById if needed (mobile IE < 5) */
if (!document.getElementById && document.all) { document.getElementById = function(id) { return document.all[id]; }}

/* add some aliases for ease of use/backwards compatibility */
var getQueryParamValue = deconcept.util.getRequestParameter;
var FlashObject = deconcept.SWFObject; // for legacy support
var SWFObject = deconcept.SWFObject;