function openwindow( url, winName, width, height,scrollbars) 
{
	xposition=0; yposition=0;
	if ((parseInt(navigator.appVersion) >= 4 ))
	{
	xposition = (screen.width - width) / 2;
	yposition = (screen.height - height) / 2;
	}
	theproperty= "width=" + width + "," 
	+ "height=" + height + "," 
	+ "location=0," 
	+ "menubar=0,"
	+ "resizable=0,"
	+ "scrollbars="+ scrollbars + ","
	+ "status=0," 
	+ "titlebar=0,"
	+ "toolbar=0,"
	+ "hotkeys=0,"
	+ "screenx=" + xposition + "," //仅适用于Netscape
	+ "screeny=" + yposition + "," //仅适用于Netscape
	+ "left=" + xposition + "," //IE
	+ "top=" + yposition; //IE 
	window.open( url,winName,theproperty );
}

function opendialog(url,name,width,height,scrollbars)
{
	theproperty="scroll:"+scrollbars+";status:0;help:0;dialogWidth:"+width+";dialogHeight:"+height;
	window.showModalDialog(url,name,theproperty);
}

//分页 - 导航
function gopage(sign,indexpage)
{
	var str = indexpage;
	document.main.page.value = sign;
	document.main.action = indexpage+".jsp";
	document.main.submit();
}

//搜索
function dosearch(value,indexpage)
{
	var str = indexpage;
	document.main.indexpage.value = str;
	document.main.searchKey.value = value;
	document.main.action = indexpage+".jsp";
	document.main.submit();
	//parent.location.reload();
}

//分页 - 跳转
function dojump(sign,indexpage)
{
	var str = indexpage;
	document.main.page.value = sign;
	document.main.action = indexpage+".jsp";
	document.main.submit();
}

//排序
function sort(index,indexpage)
{
	var sortType = document.main.sortType.value;
	if(sortType == "asc")
	{
		document.main.sortType.value = "desc";
	}
	if(sortType == "desc")
	{
		document.main.sortType.value = "asc";
	}
	document.main.sortIndex.value = index;
	document.main.action = indexpage+".jsp";
	document.main.submit();
}

function dodelete(ID,indexpage)
{
	if(confirm("真的要删除吗?"))
	{
		document.main.ID.value = ID;
		document.main.indexpage.value = indexpage;
		document.main.action = "delete.jsp";
		document.main.submit();
	}
}
	function SearchKeyEnter(indexpage)
	{
		if(event.keyCode==13)
		{
			//document.main.rowCountPerPage.value="200";
			dosearch(this.main.quickSearch.value,indexpage);
		}
	}
	
//组合指定复选框元素值用,号隔开
function getIds(element)
{
	var strids=""; 
	var ele = element;

	for(var i=0;i< eval(ele+".length");i++) 
	{ 
		if (eval(ele+"[i].checked")) 
		{ 
			strids=strids+eval(ele+"[i].value")+",";
		} 
	}
	//alert(eval(ele+".length"));
	if (!eval(ele+".length")) 
	{ 
		if (eval(ele+".checked")) 
		{ 
			strids=eval(ele+".value")+"," 
		} 

	}


	strids=strids.substring(0,strids.length-1); 

	return strids;
	
}	

	function showadv(forderId,pageId,num)
	{
		for(var i=0;i<num;i++)
		{

			if (document.getElementById(pageId+i).style.display == "none") 
			{

				document.getElementById(pageId+i).style.display = "";
				document.getElementById(forderId).innerHTML="<img src=images/folderopen.gif border=0>";
			}
			else
			{
				document.getElementById(pageId+i).style.display = "none";
				document.getElementById(forderId).innerHTML="<img src=images/folder.gif border=0>";
			}
		}
	}
	
	function showadv1(forderId,pageId,num)
	{
		if(document.getElementById(pageId+num).style.display == "none")
		{
			document.getElementById(pageId+num).style.display = "";
			document.getElementById(forderId+num).innerHTML="<img src=images/folderopen.gif border=0>";
		}
		else
		{
			document.getElementById(pageId+num).style.display = "none";
			document.getElementById(forderId+num).innerHTML="<img src=images/folder.gif border=0>";
		}
	}