var http_request = false;
var currentPos = null;
function send_request(url){
	http_request = false;
	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("NOT-XMLHttpRequest-NEW.");
		return false;
	}
	http_request.onreadystatechange = processRequest;
	http_request.open("GET", url, true);
	http_request.send(null);
}
function processRequest() {
    if (http_request.readyState == 4) {
        if (http_request.status == 200) {
			$(currentPos).innerHTML = http_request.responseText;
        } else {
            //alert("Exception");
        }
    }
}
function onKeyDown() { 
	if ((event.keyCode==116)||(window.event.ctrlKey)||(window.event.shiftKey)||(event.keyCode==122)) { 
		event.keyCode=0; 
		event.returnValue=false; 
	} 
} 
function $() {
    var elements = new Array();
    for (var i = 0; i < arguments.length; i++) {
    var element = arguments[i];
    if (typeof element == 'string')
         element = document.getElementById(element);
         if (arguments.length == 1)
             return element;
        elements.push(element);
    }
    return elements;
}	
function geturlhtm(obj,obj1,obj2){           
    $(obj).parentNode.style.display = "";
    if(obj1=="")
        obj1 = "\u6570\u636E\u52A0\u8F7D\u4E2D\uFF0C\u8BF7\u7A0D\u4FAF...";
    $(obj).innerHTML = obj1;
    currentPos = obj; 
    send_request(obj2);   
}