// JavaScript Document
function fontZoom(size){
 document.getElementById('fontzoom').style.fontSize=size+'px'
}
//判断是否正数
function isInteger(sTRInteger) {
  if(sTRInteger.search(/^\d+$/) != -1){
    if(sTRInteger.charAt(0) == "0"){	  
	  return false;}
	else{
	  return true;}
	}
  return false;
}
function checkpage(){
	if(isInteger(document.formpagex.page.value) && document.formpagex.page.value <= 250){
		document.formpagex.submit();
	}else{
		alert("输入的页数不正确，请检查。");
		document.formpagex.page.select();
		document.formpagex.page.focus();
	} 
}
function checkpage1(){
	if(isInteger(document.formpagex1.page.value) && document.formpagex1.page.value <= 250){
		document.formpagex1.submit();
	}else{
		alert("输入的页数不正确，请检查。");
		document.formpagex1.page.select();
		document.formpagex1.page.focus();
	} 
}

var xmlHttp;   
function createXMLHttpRequest() {
	if (window.ActiveXObject) {
		xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
	}
	else if (window.XMLHttpRequest) {
		xmlHttp = new XMLHttpRequest();
	}
}

function SendData(url_) {
	createXMLHttpRequest();
	xmlHttp.onreadystatechange = handleStateChange;
	xmlHttp.open("post", url_, true);
	xmlHttp.send(null);
}

function handleStateChange() {
	if (xmlHttp.readyState == 4) {
		if (xmlHttp.status == 200) {
			//alert('下载成功!'); // 弹出结果
		}
	}
}
function download(num)
{
	SendData("ajaxdownload.asp?id="+escape(num))
}

/* 下拉菜单 */
var disappeardelay=250 
var enableanchorlink=0 
var hidemenu_onclick=1 

var ie5=document.all 
var ns6=document.getElementById&&!document.all 

function getposOffset(what, offsettype){ 
var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop; 
var parentEl=what.offsetParent; 
while (parentEl!=null){ 
totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop; 
parentEl=parentEl.offsetParent; 
} 
return totaloffset; 
} 

function showhide(obj, e, visible, hidden){ 
if (ie5||ns6) 
dropmenuobj.style.left=dropmenuobj.style.top=-500 
if (e.type=="click" && obj.visibility==hidden || e.type=="mouseover") 
obj.visibility=visible 
else if (e.type=="click") 
obj.visibility=hidden 
} 

function iecompattest(){ 
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body 
} 

function clearbrowseredge(obj, whichedge){ 
var edgeoffset=0 
if (whichedge=="rightedge"){ 
var windowedge=ie5 && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth-15 : window.pageXOffset+window.innerWidth-15 
dropmenuobj.contentmeasure=dropmenuobj.offsetWidth 
if (windowedge-dropmenuobj.x < dropmenuobj.contentmeasure) 
edgeoffset=dropmenuobj.contentmeasure-obj.offsetWidth 
} 
else{ 
var windowedge=ie5 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18 
dropmenuobj.contentmeasure=dropmenuobj.offsetHeight 
if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure) 
edgeoffset=dropmenuobj.contentmeasure+obj.offsetHeight 
} 
return edgeoffset 
} 

function dropdownmenu(obj, e, dropmenuID){ 
if (window.event) event.cancelBubble=true 
else if (e.stopPropagation) e.stopPropagation() 
if (typeof dropmenuobj!="undefined") 
dropmenuobj.style.visibility="hidden" 
clearhidemenu() 
if (ie5||ns6){ 
obj.onmouseout=delayhidemenu 
dropmenuobj=document.getElementById(dropmenuID) 
if (hidemenu_onclick) dropmenuobj.onclick=function(){dropmenuobj.style.visibility='hidden'} 
dropmenuobj.onmouseover=clearhidemenu 
dropmenuobj.onmouseout=ie5? function(){ dynamichide(event)} : function(event){ dynamichide(event)} 
showhide(dropmenuobj.style, e, "visible", "hidden") 
dropmenuobj.x=getposOffset(obj, "left") 
dropmenuobj.y=getposOffset(obj, "top") 
dropmenuobj.style.left=dropmenuobj.x-clearbrowseredge(obj, "rightedge")+"px" 
dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+obj.offsetHeight+"px" 
} 
return clickreturnvalue() 
} 

function clickreturnvalue(){ 
if ((ie5||ns6) && !enableanchorlink) return false 
else return true 
} 

function contains_ns6(a, b) { 
while (b.parentNode) 
if ((b = b.parentNode) == a) 
return true; 
return false; 
} 

function dynamichide(e){ 
if (ie5&&!dropmenuobj.contains(e.toElement)) 
delayhidemenu() 
else if (ns6&&e.currentTarget!= e.relatedTarget&& !contains_ns6(e.currentTarget, e.relatedTarget)) 
delayhidemenu() 
} 

function delayhidemenu(){ 
delayhide=setTimeout("dropmenuobj.style.visibility='hidden'",disappeardelay) 
} 

function clearhidemenu(){ 
if (typeof delayhide!="undefined") 
clearTimeout(delayhide) 
}