function getObject(objectId) {
    if(document.getElementById && document.getElementById(objectId)) {
	// W3C DOM
	return document.getElementById(objectId);
    } else if (document.all && document.all(objectId)) {
	// MSIE 4 DOM
	return document.all(objectId);
    } else if (document.layers && document.layers[objectId]) {
	// NN 4 DOM.. note: this won't find nested layers
	return document.layers[objectId];
    } else {
	return false;
    }
}
//======点击展开关闭效果=========
function openShutManager(oSourceObj,oTargetObj){
	var sourceObj = typeof oSourceObj == "string" ? getObject(oSourceObj) : oSourceObj;
	var targetObj = typeof oTargetObj == "string" ? getObject(oTargetObj) : oTargetObj;
	if(getObject(oSourceObj).className=='left_menu'){
		getObject(oSourceObj).className='left_menu';
	}else{
		getObject(oSourceObj).className='left_menu';
	}
	if(targetObj.style.display!="none"){
	   targetObj.style.display="none";
	} else {
	   targetObj.style.display="block";
	}
}
function openShutNextManager(oSourceObj,oTargetObj){
	var sourceObj = typeof oSourceObj == "string" ? getObject(oSourceObj) : oSourceObj;
	var targetObj = typeof oTargetObj == "string" ? getObject(oTargetObj) : oTargetObj;
	if(getObject(oSourceObj).className==''){
		getObject(oSourceObj).className='';
	}else{
		getObject(oSourceObj).className='';
	}
	if(targetObj.style.display!="none"){
	   targetObj.style.display="none";
	} else {
	   targetObj.style.display="block";
	}
}

function toPage1(url,page)
{
	frmMain.page.value = page;
	frmMain.action=url;
	frmMain.submit();
}	

function toPage2(url)
{
	if(checkIntNUM())
	{  
		//frmMain.page.value = frmMain.gotoPage.value ;
		//frmMain.action=url;
		//frmMain.submit();
		var newurl;
		newurl = url + '&p=' + getObject('frmMain').gotoPage.value;
		window.location.href=newurl;
	} 
}

function checkIntNUM()   
{
	getObject('frmMain').gotoPage.value=getObject('frmMain').textPage.value ;
	var NUM= getObject('frmMain').gotoPage.value ;   
	strTemp="0123456789";   
	if ( NUM.length == 0) return false;
	for (var i=0;i<NUM.length;i++)
	{   
		j = strTemp.indexOf(NUM.charAt(i));
		if (j==-1)   
		{   
			alert("页码不是整数！");
			getObject('frmMain').textPage.value='';
			getObject('frmMain').textPage.focus();
			return false;   
		}   
	}   
	if((Number(NUM) >Number(getObject('frmMain').maxpage.value) ) || (Number(NUM) <= 0) )
	{
		alert("该页码不存在！");
		getObject('frmMain').textPage.value='';
		getObject('frmMain').textPage.focus();
		return false;
	}
	return true;   
}   

function CheckAll(form) {  
	for (var i=0;i<form.elements.length;i++)  {  
		var e = form.elements[i];  
		if (e.name != 'chkall')  
		e.checked = true // form.chkall.checked;  
	}  
} 
 
function ContraSel(form) {
	for (var i=0;i<form.elements.length;i++){
		var e = form.elements[i];
		if (e.name != 'chkall')
		e.checked=!e.checked;
	}
}

function checkNumber(str){
	if(str==""){
		return false;
	}
	var strFormat = "0123456789";
	for(var i=0;i<str.length;i++)
	{
		if(strFormat.indexOf(str.substr(i ,1)) == -1)
		{
			return false;
		}
	}
	return true;
}

function makeDateStr(){
	var nDate = new Date();
	var year  = nDate.getFullYear();
	var month = nDate.getMonth() + 1;
	var date  = nDate.getDate();
	var hour  = checkTime(nDate.getHours());
	var minute= checkTime(nDate.getMinutes());
	var second= checkTime(nDate.getSeconds());
	var dateStr = year + '年' + month + '月' + date + '日 ' + hour + ':' + minute + ':' + second;
	return dateStr;
}
function checkTime(i){
	if (i<10){
		i="0" + i;
	}
	return i;
}