function $(o){return document.getElementById(o);}

function CloseCurrentWindow()
{
     if(event.clientX>document.body.clientWidth&&event.clientY<0||event.altKey)
     {
         self.close();
         window.opener.location.href=window.opener.location.href;
     }
 }
function OpenModalWindow(url,width,height)
{
     window.showModalDialog(url,'44','center:1;help:yes;resizable=yes;status:no;dialogHeight:'+height+'px;dialogWidth:'+width+'px;scroll:yes');
}
   
function OpenWindow(url,width,height)
{
    window.open (url, '44', 'height='+height+', width='+width+', toolbar=no, menubar=no, resizable=no,location=no, status=no');
}
         
function NavBack(str)
{
	window.location.href=str;
}

function checkIsYear(str)
{
    if(str == "")
        return true;
    if(/^(\d{4})$/.test(str))
        return true;
    else
        return false;
}

String.prototype.trim = function()
{
    return this.replace(/(^[\\s]*)|([\\s]*$)/g, "");
}
String.prototype.lTrim = function()
{
    return this.replace(/(^[\\s]*)/g, "");
}
String.prototype.rTrim = function()
{
    return this.replace(/([\\s]*$)/g, "");
}

function checkIsNotEmpty(str)
{
    if(str.trim() == "")
        return false;
    else
        return true;
}

function checkIsInteger(str)
{
    if(str == "")
        return true;
    if(/^(-)?\d+$/.test(str))
        return true;
    else
        return false;
}

function checkIntegerMinValue(str,val)
{

    if(str == "")
        return true;
    if(typeof(val) != "string")
        val = val + "";
    if(checkIsInteger(str) == true)
    {
        if(parseInt(str,10)>=parseInt(val,10))
            return true;
        else
            return false;
    }
    else
        return false;
}

function checkIntegerMaxValue(str,val)
{
    if(str == "")
        return true;
    if(typeof(val) != "string")
        val = val + "";
    if(checkIsInteger(str) == true)
    {
        if(parseInt(str,10)<=parseInt(val,10))
            return true;
        else
            return false;
    }
    else
        return false;
}

function isNotNegativeInteger(str)
{
    if(str == "")
        return true;
    if(checkIsInteger(str) == true)
    {
        if(parseInt(str,10) < 0)
            return false;
        else
            return true;
    }
    else
        return false;
}

function checkIsDouble(str)
{
    if(str == "")
        return true;
	if(/^((-?|\+?)\d+)(\.\d+)?$/.test(str))
          return true;
    else
          return false;
}

function checkDoubleMinValue(str,val)
{
    if(str == "")
        return true;
    if(typeof(val) != "string")
        val = val + "";
    if(checkIsDouble(str) == true)
    {
        if(parseFloat(str)>=parseFloat(val))
            return true;
        else
            return false;
    }
    else
        return false;
}

function checkDoubleMaxValue(str,val)
{
    if(str == "")
        return true;
    if(typeof(val) != "string")
        val = val + "";
    if(checkIsDouble(str) == true)
    {
        if(parseFloat(str)<=parseFloat(val))
            return true;
        else
            return false;
    }
    else
        return false;
}

function isNotNegativeDouble(str)
{
    if(str == "")
        return true;
    if(checkIsDouble(str) == true)
    {
        if(parseFloat(str) < 0)
            return false;
        else
            return true;
    }
    else
        return false;
}

function checkIsValidDate(str)
{

    if(str == "")
        return true;
    var pattern = /^((\d{4})|(\d{2}))-(\d{1,2})-(\d{1,2})$/g;
    if(!pattern.test(str))
        return false;
    var arrDate = str.split("-");

    if(parseInt(arrDate[0],10) < 100)
        arrDate[0] = 2000 + parseInt(arrDate[0],10) + "";
 
    var date =  new Date(arrDate[0],(parseInt(arrDate[1],10) -1)+"",arrDate[2]);
    if(date.getYear() == arrDate[0]
       && date.getMonth() == (parseInt(arrDate[1],10) -1)+""
       && date.getDate() == arrDate[2])
        return true;
    else
        return false;
}

function checkDateEarlier(strStart,strEnd)
{
    if(checkIsValidDate(strStart) == false || checkIsValidDate(strEnd) == false)
        return false;
    if (( strStart == "" ) || ( strEnd == "" ))
        return true;
    var arr1 = strStart.split("-");
    var arr2 = strEnd.split("-");
    var date1 = new Date(arr1[0],parseInt(arr1[1].replace(/^0/,""),10) - 1,arr1[2]);
    var date2 = new Date(arr2[0],parseInt(arr2[1].replace(/^0/,""),10) - 1,arr2[2]);
    if(arr1[1].length == 1)
        arr1[1] = "0" + arr1[1];
    if(arr1[2].length == 1)
        arr1[2] = "0" + arr1[2];
    if(arr2[1].length == 1)
        arr2[1] = "0" + arr2[1];
    if(arr2[2].length == 1)
        arr2[2]="0" + arr2[2];
    var d1 = arr1[0] + arr1[1] + arr1[2];
    var d2 = arr2[0] + arr2[1] + arr2[2];
    if(parseInt(d1,10) > parseInt(d2,10))
       return false;
    else
       return true;
}

function checkIsValidDateTime(str)
{
    if(str == "")
        return true;
    var pattern = /^((\d{4})|(\d{2}))-(\d{1,2})-(\d{1,2}) (\d{1,2}):(\d{1,2}):(\d{1,2})$/g;
    if(!pattern.test(str))
        return false;
    else
		return true; 
}

function checkEmail(str)
{
    if(str == "")
        return true;
    if (str.charAt(0) == "." || str.charAt(0) == "@" || str.indexOf("@", 0) == -1
        || str.indexOf(".", 0) == -1 || str.lastIndexOf("@") == str.length-1 || str.lastIndexOf(".") == str.length-1)
        return false;
    else
        return true;
}

function checkIsChinese(str)
{
    if (str == "")
        return true;
    var pattern = /^([\\u4E00-\\u9FA5]|[\\uFE30-\\uFFA0])*$/gi;
    if (pattern.test(str))
        return true;
    else
        return false;
}

String.prototype.realLength = function()
{
  return this.replace(/[^\\x00-\\xff]/g,"**").length;
}

function checkMask(str,pat)
{
    if (str == "")
        return true;
    var pattern = new RegExp(pat,"gi")
    if (pattern.test(str))
        return true;
    else
        return false;
}

function getFilePostfix(oFile)
{
    if(oFile == null)
        return null;
    var pattern = /(.*)\\.(.*)$/gi;
    if(typeof(oFile) == "object")
    {
        if(oFile.value == null || oFile.value == "")
            return null;
        var arr = pattern.exec(oFile.value);
        return RegExp.$2;
    }
    else if(typeof(oFile) == "string")
    {
        var arr = pattern.exec(oFile);
        return RegExp.$2;
    }
    else
        return null;
}

function checkIsMobile(m){
    if(m.length > 11){
        return false;
    }
    else{
        var t=/^(13\d{9})|(15\d{9})|(18\d{9})|(0\d{10,11})$/;
        return t.test(m);
    }
}

  
  
function Request(strName)   
{   
    var strHref = window.document.location.href;   
    var intPos = strHref.indexOf("?");   
    var strRight = strHref.substr(intPos   +   1);   

    var arrTmp = strRight.split("&");   
    for(var i = 0;i < arrTmp.length; i++)   
    {   
        var arrTemp = arrTmp[i].split("=");   

        if(arrTemp[0].toUpperCase() == strName.toUpperCase())   
            return arrTemp[1];   
    }   
    return   "";   
} 


function PopFullScreenWindow(Url, WindowTitle)
{
    var wd = screen.Width - 4;
    var ht = screen.Height - 51; 
    WindowTitle = Math.random().toString().replace(".","")
    var   ss="left=0,top=0,scrollbars=1,width="+wd+",height="+ht+"toolbar=yes,menubar=yes,scrollbars=yes,resizable=yes,location=yes,status=yes";   
    var   win=window.open(Url, WindowTitle, ss);   
    win.moveTo(-3,-3);
}