javascript onmouseout 解决办法_javascript技巧

　　

　　var LeaveFunext = function(t,f){for(var p in f){t[p]=f[p]} return t};
　　var IE = '\v' == 'v';
　　var contains = function(wrap,child){
　　if(IE) return wrap.contains(child);
　　while(child && typeof(child.parentNode) != "undefind"){
　　if(wrap == child) return true;
　　child = child.parentNode;
}
return false;
　　};
　　var LeaveFun = function(o){
　　var _o = typeof o =="string" ? document.getElementById(o) : o;
　　return this == window ? new LeaveFun(_o):LeaveFunext(_o, LeaveFun.prototype);
　　};
　　LeaveFun.prototype = {
　　mouseleave : function(fn){
　　if(IE){
　　this.attachEvent('onmouseleave',fn);
　　}else{
this.addEventListener('mouseout',function(e){
tar = e.relatedTarget;
if(!contains(this, tar)){
fn.call(this);
}
　　}, false);
　　}
　　return this;
　　}
　　};
　　//调用
　　LeaveFun('share_customerdiv').mouseleave(function(){document.getElementById('share_customerdiv').style.display ='none';})