sfHover = function() {
		var sfEls = document.getElementById("nav").getElementsByTagName("li");
		for (var i=0; i<sfEls.length; i++) {
			sfEls[i].onmouseover=function() {
				this.className+=" sfhover";
			}
			sfEls[i].onmouseout=function() {
				this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
			}
		}
		
	}
	

	if (window.attachEvent) window.attachEvent("onload", sfHover);

	function changeBG(newElement,newImage){
		var theImage = newImage;
		var theElement = document.getElementById(newElement);
		theElement.style.backgroundImage="url(" + theImage + ")";
	}
	

//equal column height:
/* 
  ------------------------------------------------
  PVII Equal CSS Columns scripts -Version 2
  Copyright (c) 2005 Project Seven Development
  www.projectseven.com
  Version: 2.1.0
  ------------------------------------------------
*/
function P7_colH2(){ //v2.1.0 by PVII-www.projectseven.com
 var i,oh,h=0,tg,el,np,dA=document.p7eqc,an=document.p7eqa;if(dA&&dA.length){
 for(i=1;i<dA.length;i+=2){dA[i+1].style.paddingBottom='';}for(i=1;i<dA.length;i+=2){
 oh=dA[i].offsetHeight;h=(oh>h)?oh:h;}for(i=1;i<dA.length;i+=2){oh=dA[i].offsetHeight;
 if(oh<h){np=h-oh;if(!an&&dA[0]==1){P7_eqA2(dA[i+1].id,0,np);}else{
 dA[i+1].style.paddingBottom=np+"px";}}}document.p7eqa=1;
 document.p7eqth=document.body.offsetHeight;
 document.p7eqtw=document.body.offsetWidth;}
}
function P7_eqT2(){ //v2.1.0 by PVII-www.projectseven.com
 if(document.p7eqth!=document.body.offsetHeight||document.p7eqtw!=document.body.offsetWidth){P7_colH2();}
}
function P7_equalCols2(){ //v2.1.0 by PVII-www.projectseven.com
 var c,e,el;if(document.getElementById){document.p7eqc=new Array();
 document.p7eqc[0]=arguments[0];for(i=1;i<arguments.length;i+=2){el=null;
 c=document.getElementById(arguments[i]);if(c){e=c.getElementsByTagName(arguments[i+1]);
 if(e){el=e[e.length-1];if(!el.id){el.id="p7eq"+i;}}}if(c&&el){
 document.p7eqc[document.p7eqc.length]=c;document.p7eqc[document.p7eqc.length]=el}}
 setInterval("P7_eqT2()",10);}
}
function P7_eqA2(el,p,pt){ //v2.1.0 by PVII-www.projectseven.com
 var sp=10,inc=20,g=document.getElementById(el);np=(p>=pt)?pt:p;
 g.style.paddingBottom=np+"px";if(np<pt){np+=inc;
 setTimeout("P7_eqA2('"+el+"',"+np+","+pt+")",sp);}
}

var qs = location.search.substring(1);
var nv = qs.split('&');
var url = new Object();
for(i = 0; i < nv.length; i++)
{
eq = nv[i].indexOf('=');
url[nv[i].substring(0,eq).toLowerCase()] = unescape(nv[i].substring(eq + 1));
}
function testIsValidObject(objToTest) {
		if (null == objToTest) {
			return false;
		}
		if ("undefined" == typeof(objToTest) ) {
			return false;
		}
		return true;

	}