function leftmclick(obj)
{
  var objdiv1=document.getElementById("leftm").getElementsByTagName("div");
  for (var i=0;i<objdiv1.length;i++)
  {
		var objdiv2=objdiv1[i].getElementsByTagName("span");
		if(objdiv2[0])
		{
			if(objdiv2[0]==obj)
			{
				var objul=objdiv1[i].getElementsByTagName("ul");
				for (var j=0;j<objul.length;j++){if(objul[j].className=="show"){objul[j].className="";}else{objul[j].className="show";}}
			}
		}
  }
}
function leftminit()
{
  var ietype=getbrowsertype();
  var objdiv1=document.getElementById("leftm").getElementsByTagName("div");
  for (var i=0;i<objdiv1.length;i++)
  {
		var objdiv2=objdiv1[i].getElementsByTagName("span");
		if(objdiv2[0])
		{
			if(ietype.substr(0,3)=="ie6" || ietype.substr(0,3)=="ie7") {objdiv2[0].setAttribute("onClick",function(){leftmclick(this);});}
	    else{objdiv2[0].setAttribute("onClick","leftmclick(this);");}
		}
  }
}
function getbrowsertype(){
var Sys = {};var ua = navigator.userAgent.toLowerCase();var s;
(s = ua.match(/msie ([\d.]+)/)) ? Sys.ie = s[1] :"";
(s = ua.match(/firefox\/([\d.]+)/)) ? Sys.firefox = s[1] :"";
(s = ua.match(/opera.([\d.]+)/)) ? Sys.opera = s[1] :"";
(s = ua.match(/chrome\/([\d.]+)/)) ? Sys.chrome = s[1] :"";
(s = ua.match(/webkit\/([\d.]+)/)) ? Sys.webkit = s[1] :"";
(s = ua.match(/version\/([\d.]+).*safari/)) ? Sys.safari = s[1] :"";
if (Sys.ie) return ('ie' + Sys.ie);
if (Sys.firefox) return ('firefox' + Sys.firefox);
if (Sys.opera) return ('opera' + Sys.opera);
if (Sys.chrome) return ('chrome' + Sys.chrome);
if (Sys.webkit) return ('webkit' + Sys.webkit);
if (Sys.safari) return ('Safari' + Sys.safari);
}