function trim(str)
{
	return str.replace(/(^[\s　]*)|([\s　]*$)/g, '');
}
String.prototype.trim = function()
{
	return this.replace(/(^[\s　]*)|([\s　]*$)/g, '');
}
function initList(o,v)
{
	var obj=document.getElementById(o);
	for(var i=0;i<obj.length;i++)
	{
		if (obj.options[i].value==v)
			obj.options[i].selected=true;
	}
}
function initRadio(o,v)
{
	var objs=document.getElementsByName(o);
	for(var i=0;i<objs.length;i++)
	{
		if (objs[i].value==v)
			objs[i].checked=true;
	}
}
function initCheckbox(o,v)
{
	var objs=document.getElementsByName(o);
	var arr=v.split(",");
	for(var i=0;i<objs.length;i++)
	{
		for(var j=0;j<arr.length;j++)
		{
			if (objs[i].value==arr[j])
				objs[i].checked=true;
		}
	}
}
function addList(o,v)
{
	if (v=="")
		return false;
	var obj=document.getElementById(o);
	var arr=v.split(",");
	for(var i=0;i<arr.length;i++)
	{
		if (arr[i]!="")
		obj.options[obj.length]=new Option(arr[i],arr[i]);
	}
}
function showImages()
{
	var obj=document.getElementById("uploadfiles");
	var w=parseInt(document.getElementById("image_w").value);
	var h=parseInt(document.getElementById("image_h").value);
	if (obj.length!=0)
	{
		document.getElementById("image_preview").style.display="";
		document.getElementById("image_preview").innerHTML="";
		var div="";
		for(var i=0;i<obj.length;i++)
		{
			div+="<div style='border:1px solid #E6E6E6;float:left;padding-top:4px;padding-left:4px;padding-right:4px;margin-top:5px;margin-right:5px;width:"+w+"px;'>";
			div+="<div height='"+h+"px'><a href='"+obj.options[i].value+"' title='点击看大图' target='_blank'><img src='"+obj.options[i].value+"' width='"+w+"' height='"+h+"' border='0'></a></div>";
			div+="<div style='text-align:center;line-height:22px;'><a href='#' onclick=\"deleteImage('"+obj.options[i].value+"')\">删除</a></div></div>";

		}
		document.getElementById("image_preview").innerHTML=div;
	}
	else
	{
		document.getElementById("image_preview").style.display="none";
	}
}
function deleteImage(filename)
{
	var obj=document.getElementById("uploadfiles");
	for (var i=0;i<obj.length;i++)
	{
		if (obj.options[i].value==filename)
			obj.options.remove(i);
	}
	//var obj_delete=$("deletefiles")
	//obj_delete.options.add(new Option(filename,filename));
	showImages();
}
function IEvent(sType,oInput)
{
	var onStyle,offStyle,eleType;
	eleType = oInput.type;
	// 设置关联样式
	if("button" == eleType || "submit" == eleType || "reset" == eleType || "textarea" == oInput.tagName)
	{
		onStyle = "button_on";
		offStyle = "button_off";
	}
	// 根据事件选择样式
	switch (sType)
	{
		case "focus" :
			oInput.isfocus = true;
		case "mouseover" :
			oInput.className = onStyle;
			break;
		case "blur" :
			oInput.isfocus = false;
		case "mouseout" :
			if(!oInput.isfocus)
			{
				oInput.className = offStyle;
			}
			break;
	}
}
function getCookie(NameOfCookie)
{
	if (document.cookie.length > 0) 
	{ 
    	begin = document.cookie.indexOf(NameOfCookie+"="); 
	    if (begin != -1)
   		{ 
		    begin += NameOfCookie.length+1; 
      		end = document.cookie.indexOf(";", begin);
		    if (end == -1)
				end = document.cookie.length;
			return document.cookie.substring(begin, end);
		} 
	}
	return null;  
}
function getCookieValue(cookie,name)
{
	if (cookie!=null && cookie.length>0)
	{
		begin=cookie.indexOf(name+"=");
		if (begin!=-1)
		{
			begin+=name.length+1;
			end=cookie.indexOf("&",begin);
			if (end==-1)
				end=cookie.length;
			return cookie.substring(begin,end);
		}
	}
}
function isDate(v) 
{ 
	var r = v.match(/^(\d{1,4})(-|\/)(\d{1,2})\2(\d{1,2})$/); 
	if(r==null)
		return false; 
	var d = new Date(r[1], r[3]-1,r[4]); 
	return (d.getFullYear()==r[1]&&(d.getMonth()+1)==r[3]&&d.getDate()==r[4]); 
}