function getXmlhttp()
{
	var http_request;
	if(window.XMLHttpRequest) { 
		http_request = new XMLHttpRequest();
		if (http_request.overrideMimeType) {
			http_request.overrideMimeType("text/xml");
		}
	}
	else if (window.ActiveXObject) { 
		try {
			http_request = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
				http_request = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {}
		}
	}
	if (!http_request) { 
		window.alert("can't create XMLHttpRequest object.");
		return null;
	}	
	return http_request;
}

function Aj_get(content_sour,content_des)
{
	    var ajax=getXmlhttp();
		content_sour=content_sour.split("?");
		obj_c=content_sour[0];
		obj_p=content_sour[1];
		ajax.open("GET",Gt_sour(obj_c,obj_p),false);
        ajax.send(null);
		if(content_des!="")
		{
			document.getElementById(content_des).innerHTML=ajax.responseText;
		}
		else
		{
			return ajax.responseText;
		}
}

function Aj_post(poststr,content_sour,content_des)
{
	    var ajax=getXmlhttp();
		var str="";
		content_sour=content_sour.split("?");
		obj_c=content_sour[0];
		obj_p=content_sour[1];
        //ajax.open("POST",Gt_sour(obj_c,obj_p),false);
		ajax.open("POST",content_sour,false);
		
		ajax.setRequestHeader("Content-Type","application/x-www-form-urlencoded"); 
        ajax.send(poststr);
						   if(content_des!="")
							{
								document.getElementById(content_des).innerHTML=ajax.responseText;
								str=ajax.responseText;
							}
							else
							{
								str=ajax.responseText;
							}
		return str;
}

function AddNewBgDiv()
{	
	var obj="BgDivAlpha";
	Bheight=document.body.clientHeight;
	if(Bheight<700)
	{
		Bheight=700;	
	}
	var bgObj=document.createElement("div");
	bgObj.setAttribute("id",obj);    
	bgObj.style.position="absolute";     
	bgObj.style.top="0";     
	bgObj.style.background="#333333";     
	bgObj.style.filter="progid:DXImageTransform.Microsoft.Alpha(style=3,opacity=15,finishOpacity=50";     
	bgObj.style.opacity="0.40";     
	bgObj.style.left="0";     
	bgObj.style.width="100%";     
	bgObj.style.height=Bheight+"px";     
	bgObj.style.zIndex= "10000";
	document.body.appendChild(bgObj);
	bgObj=null;
	return obj;
}

function RemoveMenu()
{
    document.body.removeChild($a("BgDivAlpha"));
    document.body.removeChild($a("DivMenuAdd"));
}


function AddNewMenuDiv(objid,width,height)
{
 	BWidth=(document.body.offsetWidth-30)/2;
	var msgObj=document.createElement("div");    
	msgObj.setAttribute("id",objid);     
    msgObj.style.position="absolute";     
    msgObj.style.width=width+"px";     
    msgObj.style.height="auto";
	msgObj.style.backgroundColor="#ffffff";
	document.body.appendChild(msgObj);
	
	var obj_title=document.createElement("div");
	obj_title.setAttribute("id",objid+"title");  
	obj_title.setAttribute("align","right");  
	obj_title.style.height="27px";
	obj_title.style.width=width+"px";
	obj_title.style.backgroundImage="url(images/bar0.jpg)";
	obj_title.style.cursor="pointer";
	var span_width=width-50;
	obj_title.innerHTML="<span onMousedown=\"initializedrag(event)\" onMouseup=\"stopdrag()\" onSelectStart=\"return false\" style='color:#ffffff;font-size:14px;line-height:28px;padding-left:15px;font-weight:600;float:right;text-align:left;cursor:pointer;width:"+span_width+"px;float:left'>信息设置</span><span style='font-size:18px;line-height:25px;padding-right:6px;float:right'><a href=\"javascript:void(0);\"  onclick=javascript:RemoveMenu(); class='lk_wt' title='关闭'>X</a></span>";   
	obj_title.onMousedown="initializedrag(event)";
	obj_title.onMouseup="stopdrag()";
	obj_title.onSelectStart="return false";

	document.getElementById(objid).appendChild(obj_title);

	var obj_content=document.createElement("div");
	obj_content.setAttribute("id",objid+"content");  
	obj_content.style.padding="15px";
	document.getElementById(objid).appendChild(obj_content);

	msgObj=null;
	obj_title=null;
	return objid;
}

var dragapproved=false;
var ie5=document.all&&document.getElementById;
var ns6=document.getElementById&&!document.all;

function drag_drop(e)
{
	var ObjDiv="DivMenuAdd";
	if (ie5&&dragapproved&&event.button==1)
	{
		var temp_left=tempx+event.clientX-offsetx;
		var temp_top=tempy+event.clientY-offsety;
		document.getElementById(ObjDiv).style.left=temp_left+"px";
		document.getElementById(ObjDiv).style.top=temp_top+"px";
	}
	else if (ns6&&dragapproved)
	{
		document.getElementById(ObjDiv).style.left=tempx+e.clientX-offsetx+"px"
		document.getElementById(ObjDiv).style.top=tempy+e.clientY-offsety+"px"
	}
}

function initializedrag(e)
{
	var ObjDiv="DivMenuAdd";
	offsetx=ie5? event.clientX : e.clientX
	offsety=ie5? event.clientY : e.clientY
	
	tempx=parseInt(document.getElementById(ObjDiv).style.left)
	tempy=parseInt(document.getElementById(ObjDiv).style.top)
	
	dragapproved=true
	document.getElementById(ObjDiv).onmousemove=drag_drop;
}

function stopdrag()
{
	var ObjDiv="DivMenuAdd";
	dragapproved=false;
	document.getElementById(ObjDiv).onmousemove=null;
}