function ShowMsg(value,type)
{
	var mask = document.createElement("DIV");
	mask.id="mask";
	mask.className="mask";
	mask.style.height=document.body.scrollHeight +"px";
	mask.style.width=document.body.scrollWidth +"px";
	document.body.appendChild(mask);
	
	var str;
	if(type==1)
		str="<div id=\"msgbox\" class=\"msgbox\"><div class=\"msgbox_1\">系统提示</div><div class=\"msgbox_2\" id=\"msgbox_tip\">" + value + "</div><div class=\"msgbox_3\"></div></div>"
	else
		str="<div id=\"msgbox\" class=\"msgbox\"><div class=\"msgbox_1\">系统提示</div><div class=\"msgbox_2\" id=\"msgbox_tip\"><span>" + value + "</span></div><div class=\"msgbox_3\"></div></div>"
	document.body.insertAdjacentHTML("afterBegin",str);
	var msgbox=document.getElementById("msgbox");
	msgbox.style.top=document.documentElement.scrollTop+(document.documentElement.clientHeight-msgbox.offsetHeight)/2 +"px";
	msgbox.style.left=(document.body.scrollWidth-440)/2 +"px";
}


function CloseMsg(){
	var mask=document.getElementById("mask");
	var msgbox=document.getElementById("msgbox");
	if(null==mask&&null==msgbox)return;
	document.body.removeChild(mask);
	document.body.removeChild(msgbox);
}
	

if (window.HTMLElement) {
HTMLElement.prototype.insertAdjacentHTML=function(where, html){
	var e=this.ownerDocument.createRange();
	e.setStartBefore(this);
	e=e.createContextualFragment(html);
	switch (where) {
			case 'beforeBegin': this.parentNode.insertBefore(e, this);break;
			case 'afterBegin': this.insertBefore(e, this.firstChild); break;
			case 'beforeEnd': this.appendChild(e); break;
			case 'afterEnd':
			if(!this.nextSibling) this.parentNode.appendChild(e);
			else this.parentNode.insertBefore(e, this.nextSibling); break;
	}
};

}