function expandColapse(ulId){
	  var nav=document.getElementById('navigation');
	  var lis=nav.getElementsByTagName('LI');
	  for(var x=0;x<lis.length;x++){
	  	  if(lis[x].id && lis[x].id!=ulId){
	  	  	lis[x].style.display='none';
	  	  }
	  }
	  var ulParent=document.getElementById(ulId);
	  ulParent.style.display=(ulParent.style.display=="none" || ulParent.style.display=="" )?"block":"none";
	  if(ulId=="bios" || ulId=="products2"){
	  	var about=ulParent.parentNode.parentNode;	  		  	
	  	about.style.display=ulParent.style.display;
	  	var bios_d=ulParent.style.display;
	  	var about_d=about.style.display;
	  }
	  
}

function expandFaq(e){
	var b=e.parentNode;
	while(b.nextSibling.nodeType==3) {
			b=b.nextSibling;
	}
	if(b.nextSibling){
		v=b.nextSibling.style.display;
		b.nextSibling.style.display=(v=="" || v=="none")?"block":"none";
	}	
}

function expandPress(e){
	var b=e.nextSibling;
	while(b.nodeType==3 || b.tagName=="BR") {
			b=b.nextSibling;
	}

	b.style.display=(b.style.display=="" || b.style.display=="none")?"block":"none";
}

function displayNav(){	
	var str=document.location.href;
	if(str.match(/https?:\/\/[^\/]+\/admin/)) return;
	str=str.replace(/https?:\/\/[^\/]+\//,"/");	
	var nav=document.getElementById("nav");
	var links=nav.getElementsByTagName("A");
	var found=null;
	for(var i=0; i<links.length;i++){
		url=links[i].href.replace(/https?:\/\/[^\/]+\//,"/");	
		if(url.indexOf(str)==0){
			found=links[i];
			break;
		}
	}
	if(found){		
		var container=found.parentNode.parentNode;		
		container.style.display="block";
		while(container.parentNode && container.parentNode.className=="colapseNav"){
			container=container.parentNode;
			container.style.display="block";
		}
		
		if(found.className==""){
			found.parentNode.style.background="#F9F9F9 url(/media/interface/bg_nav2_on.gif) no-repeat bottom";
			if(found.parentNode.className=="subsubnav"){
				found.parentNode.style.background="#F9F9F9 url(/media/interface/bullet2.gif) no-repeat 30px center;";
			}
		}else if(found.className=="menuitem"){
			found.parentNode.style.background="#FF9822 url(/media/interface/bullet.gif) no-repeat scroll 20px center;";
		}
		
	}
	
	var page=document.getElementById("page");	
	var nav=document.getElementById("navigation");	
	var space=document.getElementById("left_spacer");
	var height=parseInt(page.clientHeight)-parseInt(nav.clientHeight);
	space.style.height=height+"px";
	
}

function validateSearch(){
	 var val= trim(document.getElementById('nav_search').value);
	 if(val && val!=""){
	 	return true;
	 }
	 return false;
}