// JavaScript Document

function change_banner(cat){
if (cat == "group"){
document.getElementById('group').style.display="block";
document.getElementById('home').style.display="none";
document.getElementById('professional').style.display="none";
}
else if (cat == "home"){
document.getElementById('group').style.display="none";
document.getElementById('home').style.display="block";
document.getElementById('television').style.display="none";
}
else if (cat == "professional"){
document.getElementById('group').style.display="none";
document.getElementById('home').style.display="none";
document.getElementById('professional').style.display="block";
}
}
/* tabheader functions */
function showTabs(){
	var tabh = document.getElementById('tabheader').getElementsByTagName('a');
	for (var i=0; i<tabh.length; i++){
		tabh[i].style.backgroundImage="url('../css_images/tab.gif')";
		tabh[i].style.color="#ffffff";
	}
	
}
function setActiveTab(tabID) {
	showTabs();
	
	var currTabElem = document.getElementById(tabID); 
	currTabElem.style.backgroundImage="url('../css_images/tab_hover.gif')";
	currTabElem.style.color="#586267";
return;
	
} 

function closeB(target){
	var TarDiv = document.getElementById(target);
	TarDiv.innerHTML="";
	TarDiv.style.display="none";
}

var collapse={
	carray:[],
	cheaders:document.getElementsByTagName('h4'),
	cinit:function(){
		for (var g=0;g<this.cheaders.length;g++){
			if (this.cheaders[g].className=="hcol" && this.cheaders[g].nextSibling.className=="bcol"){
				carray[carray.length]= this.cheaders[g];
					this.cheaders[g].nextSibling.style.display="none";
			}
		}
	}
};

function erase(target){
	
	var layer = document.getElementById(target);
	layer.style.display="none";
}