var offy;
var offx;//offy,offx保存了鼠标按下的位置在被拖曳物体内的相对坐标
var dwin;

function drag() { 
dwin.style.top=event.clientY+document.body.scrollTop-offy; 
dwin.style.left=event.clientX+document.body.scrollLeft-offx;

return true; 
}// 鼠标跟随用的函数
function start_drag(xwin) { 
dwin=window.document.getElementById(xwin);
offy=event.offsetY; 
offx=event.offsetX; 
document.onmousemove=drag; 
}//开始拖曳(使鼠标跟随有效)

function stop_drag(xwin) { 
document.onmousemove=null; 
}//停止拖曳(使鼠标跟随失效)

function hidden(xwin){
	obj=window.document.getElementById(xwin);
	obj.style.display="none";
}

function showWin(winid,wwidth,wheight,src,title){
	var divStr="";
	var width=wwidth;
	var height=wheight;
	var color = "#0B5EB9"
	var left=200
	var top=80

	divStr=divStr+"<div id="+winid+" style=\"LEFT:	"+left+";TOP: "+top+";width:"+width+"px;height:"+height+"px;POSITION:  absolute; \"  >\n";
	divStr=divStr+"<table width=100% height=100%  border=\"1\" cellspacing=\"0\" cellpadding=\"0\" bordercolor=\"#ffffff\">\n";
	divStr=divStr+"<tr bgcolor="+color+" bordercolor="+color+" >\n";
	divStr=divStr+"<td width=100% style=\"CURSOR: move\" height=\"25\" onmouseup=\"stop_drag('"+winid+"');\" onmousedown=\"start_drag('"+winid+"');\" onmouseout=\"stop_drag('"+winid+"');\">\n";
	divStr=divStr+"<b><font color=#ffffff>&nbsp;"+title+"</font></b>\n";
	divStr=divStr+"	</td>\n";
	divStr=divStr+"	<td width=20>\n";
	divStr=divStr+"	<a href=\"javascript:hidden('"+winid+"');\"><font color=#ffffff><b>Ｘ</b></font></a>&nbsp;&nbsp;&nbsp;</td>\n";
	divStr=divStr+"	</tr>\n";
	divStr=divStr+"<tr>\n";
	divStr=divStr+"<td bordercolor=\"#000000\" colspan=2>\n";
	divStr=divStr+"<iframe id=msgwin name=\"msgwin\" src=\""+src+"\" scrolling=auto frameborder=0  width=100% height=100%></iframe>\n";
	divStr=divStr+"</td>\n";
	divStr=divStr+"</tr>\n";
	divStr=divStr+"</table>\n";
	divStr=divStr+"</div>";
	
	obj=document.getElementById(winid);
	if(!obj){//存在一个浮动的同名窗口久ok了
	window.document.body.innerHTML=window.document.body.innerHTML+divStr;
	}else{
	obj.style.display="";
	}
}
function openNewWindow(url){
		showWin(url,300,180,url,"信息提示");
	}