// JavaScript Document

// getElement Id 
function GE(id){return document.getElementById(id);}

// sub insert  
function loadSub(id_str,id_no,id_max){
	for(var i=1;i<=id_max;i++){
		ctObj=eval(id_str+i);
		if(id_no==i){
			ctObj.style.display="";
			}
			else{
				ctObj.style.display="none";
				}
		}
}

// change button style
function changeStyle(btname,sname_01,sname_02,id,max_id)
{
  for(var i=1;i<=max_id;i++){ 
	 btObj=eval(btname+i);
	 if(id==i){ 
		btObj.className=sname_01; //bt-bg width62px
		//btObj2.className="bt-bottom";
	 }	
	 else{ 
		btObj.className=sname_02; 
		//btObj2.className="";
	 }
  }
}