// JavaScript Document
// 第一屏中间主体内容js-----------------------------------------------------------
function switchTagc(ctag,ccontent)
{
//	alert(tag);
//	alert(content);
	for(i=1; i <6; i++)
	{
		if ("ctag"+i==ctag)
		{
			document.getElementById(ctag).getElementsByTagName("a")[0].className="cselectli"+i;
			document.getElementById(ctag).getElementsByTagName("a")[0].getElementsByTagName("span")[0].className="cselectspan"+i;
		}else{
			document.getElementById("ctag"+i).getElementsByTagName("a")[0].className="";
			document.getElementById("ctag"+i).getElementsByTagName("a")[0].getElementsByTagName("span")[0].className="";
		}
		if ("ccontent"+i==ccontent)
		{
			document.getElementById(ccontent).className="";
		}else{
			document.getElementById("ccontent"+i).className="chidecontent";
		}
		document.getElementById("ccontent").className=ccontent;
	}
}