function changeslist(tvalue){
		for (var i=1;i <= 6;i++){
			var tt1=document.getElementById("t2"+i);
			tt1.style.display="none";
		}
		var tt=document.getElementById("t2"+tvalue);
		tt.style.display="block";
	}
	function changeslist1(){
		for (var i=1;i <= 6;i++){
			var tt1=document.getElementById("t2"+i);
			tt1.style.display="none";
		}
	}
	function closeslist(tvalue){
		var tt=document.getElementById("t2"+tvalue);
		tt.style.display="none";
	}
	//滑入滑出換圖  tvalue:換圖代號,turl:換圖路徑
	function changepic(tvalue,turl){
		var cpic=document.getElementById(tvalue);
		cpic.src=turl;
	}
	//滑入滑出切換背景  tvalue:換圖代號,turl:換圖路徑
	function changebg(tvalue,tclass){
		var cbg=document.getElementById(tvalue);
		cbg.style.backgroundImage="url("+tclass+")";
	}
	function selectpic(tvalue){
		var selp=document.getElementById(tvalue);
		if (selp.display == 'none')
			selp.display="block";
		else
			selp.display="none";
	}