function externallinks() {
//将rel=external的超连接，改为新开窗口
	if (!document.getElementsByTagName) return; 
	var anchors = document.getElementsByTagName("a"); 
	for (var i=0; i<anchors.length; i++) { 
		var anchor = anchors[i]; 
		if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external") 
			anchor.target = "_blank"; 
	} 
}

window.onload = externallinks;


function vod() {
//空函数
}

/*处理脚本部份 begin*/
function _executeScript(scriptFrag, partId) {
	var scriptContainerId = partId + "_SCRIPT_CONTAINER";
	var obj = document.getElementById(scriptContainerId);
	var ss = document.getElementsByTagName("SCRIPT");
	if (obj != null) {
		document.body.removeChild(obj);
	}
	var scriptContainer = document.createElement('SCRIPT');
	scriptContainer.setAttribute("id", scriptContainerId);
	scriptContainer.text = scriptFrag;
	document.body.appendChild(scriptContainer);
} 
/*处理脚本部份 end*/

String.prototype.trim = function() {
//去掉字符串头尾空格
	var result=this.replace(/(^\s*)/g, "");
	result=result.replace(/(\s*$)/g, "");
	return result;
}

ie = (document.all)? true:false
if (ie){
//快捷提交表单-仅限IE(Ctrl+Enter)
	function ctlent(eventobject){
		if(event.ctrlKey && window.event.keyCode==13){
			this.document.form1.submit();
		}
	}
}