function show(obj,targetid){
	var target_obj=document.getElementById(targetid);
	if(typeof(target_obj) != "object")return;
	if(target_obj.style.display=='none'){
	var target_left=0;
	var target_top=32;
	for(var e=obj; e; e=e.offsetParent){
		target_left+=e.offsetLeft;target_top+=e.offsetTop
	}
		target_top +=0;
		target_obj.style.top=target_top+'px';
		target_obj.style.left=target_left+'px';
		target_obj.style.display='';
	}else{
	//target_obj.style.display='none';
	}
}

//主要用于自公司网站，功show相同，能与仅仅修改了target_top的值
function show8(obj,targetid){
	var target_obj=document.getElementById(targetid);
	if(typeof(target_obj) != "object")return;
	if(target_obj.style.display=='none'){
	var target_left=0;
	var target_top=15;
	for(var e=obj; e; e=e.offsetParent){
		target_left+=e.offsetLeft;target_top+=e.offsetTop
	}
		target_top +=0;
		target_obj.style.top=target_top+'px';
		target_obj.style.left=target_left+'px';
		target_obj.style.display='';
	}else{
	//target_obj.style.display='none';
	}
}

var mmHideMenuTimer = null;

function hideSetTimeout(targetid) {
	mmHideMenuTimer = setTimeout("hide('"+targetid+"')", 200);
}

function hideClearTimeout() {
	if(mmHideMenuTimer != null){
		clearTimeout(mmHideMenuTimer);
		mmHideMenuTimer = null;
	}
}

function hide(targetid){
	var target_obj=document.getElementById(targetid);
	if(typeof(target_obj) != "object")return;
		target_obj.style.display='none';
}