function showBG(trID){
		obj = document.getElementById(trID);
		obj.bgColor="#b0DAF0";
	}
	
	function hideBG(trID){
		obj = document.getElementById(trID);
		obj.bgColor="#E0F1FF";
	}
	
	
var catflag=1
function showCat(){
	obj=document.getElementById('catTable');
	if(catflag==1){
		obj.style.visibility="visible";
		obj.style.display="block";
		catflag=0;
		
	}else{
		obj.style.visibility="hidden";
		obj.style.display="none";
		catflag=1;
	}
	
	
}

function changeborder(){
	obj=document.getElementById('div_border');
	obj.style.border=1;
	obj.style.borderColor="#ff0000;";
	
}