//JS获取上下文路径
/*
var rootpath;
var webroot = document.location.href;
webroot = webroot.substring(webroot.indexOf('//') + 2, webroot.length);
webroot = webroot.substring(webroot.indexOf('/') + 1, webroot.length);
webroot = webroot.substring(0, webroot.indexOf('/'));
rootpath = "/" + webroot;
if(rootpath=='/'){
	rootpath='';
}
*/
var rootpath='';
//alert(rootpath);
//解决jQuery与其它类库的冲突问题
$j=jQuery.noConflict();