function _isInteger(val) {
	var digits="1234567890";
	for (var i=0; i < val.length; i++) {
		if (digits.indexOf(val.charAt(i))==-1) { return false; }
		}
	return true;
}

function _getInt(str,i,minlength,maxlength) {
	for (var x=maxlength; x>=minlength; x--) {
		var token=str.substring(i,i+x);
		if (token.length < minlength) { return null; }
		if (_isInteger(token)) { return token; }
		}
	return null;
}

// ------------------------------------------------------------------
// Utility functions for parsing in getDateFromFormat()
// ------------------------------------------------------------------
function isDate(val,format)
{
	var date=getDateFromFormat(val,format);
	if (date==0) { return false; }
	return true;
}

// ------------------------------------------------------------------
// getDateFromFormat( date_string , format_string )
//
// This function takes a date string and a format string. It matches
// If the date string matches the format string, it returns the 
// getTime() of the date. If it does not match, it returns 0.
// ------------------------------------------------------------------
function getDateFromFormat(val,format) {
	val=val+"";
	format=format+"";
	var i_val=0;
	var i_format=0;
	var c="";
	var token="";
	var token2="";
	var x,y;
	var now=new Date();
	var year=now.getYear();
	var month=now.getMonth()+1;
	var date=now.getDate();
	var hh=now.getHours();
	var mm=now.getMinutes();
	var ss=now.getSeconds();
	var ampm="";
	
	while (i_format < format.length) {
		// Get next token from format string
		c=format.charAt(i_format);
		token="";
		while ((format.charAt(i_format)==c) && (i_format < format.length)) {
			token += format.charAt(i_format++);
			}
		// Extract contents of value based on format token
		if (token=="yyyy" || token=="yy" || token=="y") {
			if (token=="yyyy") { x=4;y=4; }
			if (token=="yy")   { x=2;y=2; }
			if (token=="y")    { x=2;y=4; }
			year=_getInt(val,i_val,x,y);
			if (year==null) { return 0; }
			i_val += year.length;
			if (year.length==2) {
				if (year > 70) { year=1900+(year-0); }
				else { year=2000+(year-0); }
				}
			}
		else if (token=="MMM"){
			month=0;
			for (var i=0; i<MONTH_NAMES.length; i++) {
				var month_name=MONTH_NAMES[i];
				if (val.substring(i_val,i_val+month_name.length).toLowerCase()==month_name.toLowerCase()) {
					month=i+1;
					if (month>12) { month -= 12; }
					i_val += month_name.length;
					break;
					}
				}
			if ((month < 1)||(month>12)){return 0;}
			}
		else if (token=="MM"||token=="M") {
			month=_getInt(val,i_val,token.length,2);
			if(month==null||(month<1)||(month>12)){return 0;}
			i_val+=month.length;}
		else if (token=="dd"||token=="d") {
			date=_getInt(val,i_val,token.length,2);
			if(date==null||(date<1)||(date>31)){return 0;}
			i_val+=date.length;}
		else if (token=="hh"||token=="h") {
			hh=_getInt(val,i_val,token.length,2);
			if(hh==null||(hh<1)||(hh>12)){return 0;}
			i_val+=hh.length;}
		else if (token=="HH"||token=="H") {
			hh=_getInt(val,i_val,token.length,2);
			if(hh==null||(hh<0)||(hh>23)){return 0;}
			i_val+=hh.length;}
		else if (token=="KK"||token=="K") {
			hh=_getInt(val,i_val,token.length,2);
			if(hh==null||(hh<0)||(hh>11)){return 0;}
			i_val+=hh.length;}
		else if (token=="kk"||token=="k") {
			hh=_getInt(val,i_val,token.length,2);
			if(hh==null||(hh<1)||(hh>24)){return 0;}
			i_val+=hh.length;hh--;}
		else if (token=="mm"||token=="m") {
			mm=_getInt(val,i_val,token.length,2);
			if(mm==null||(mm<0)||(mm>59)){return 0;}
			i_val+=mm.length;}
		else if (token=="ss"||token=="s") {
			ss=_getInt(val,i_val,token.length,2);
			if(ss==null||(ss<0)||(ss>59)){return 0;}
			i_val+=ss.length;}
		else if (token=="a") {
			if (val.substring(i_val,i_val+2).toLowerCase()=="am") {ampm="AM";}
			else if (val.substring(i_val,i_val+2).toLowerCase()=="pm") {ampm="PM";}
			else {return 0;}
			i_val+=2;}
		else {
			if (val.substring(i_val,i_val+token.length)!=token) {return 0;}
			else {i_val+=token.length;}
			}
		}
	// If there are any trailing characters left in the value, it doesn't match
	if (i_val != val.length) { return 0; }
	// Is date valid for month?
	if (month==2) {
		// Check for leap year
		if ( ( (year%4==0)&&(year%100 != 0) ) || (year%400==0) ) { // leap year
			if (date > 29){ return false; }
			}
		else { if (date > 28) { return false; } }
		}
	if ((month==4)||(month==6)||(month==9)||(month==11)) {
		if (date > 30) { return false; }
		}
	// Correct hours value
	if (hh<12 && ampm=="PM") { hh+=12; }
	else if (hh>11 && ampm=="AM") { hh-=12; }
	var newdate=new Date(year,month-1,date,hh,mm,ss);
	return newdate.getTime();
}

function openPopupWindow(strUrl) {   
   var strP = "width=720,menubar=0,toolbar=0,resizable=0,scrollbars=1,"
   window.open(strUrl, 'popup_win', strP);
}

function openPopupWindowR(strUrl, strName, width, height) {   
   var strP = "width=" + width + ",height=" + height + ",menubar=0,toolbar=0,resizable=1,scrollbars=1,"
   window.open(strUrl, strName, strP);
}

function openFlowanPopupWindow(strUrl, width) {   
   var strP = "width=" + width + ",menubar=0,toolbar=0,resizable=0,scrollbars=1,"
   window.open(strUrl, 'popup_win', strP);
}

function openPopupWindow(strUrl, strName) {
   if ((strName == null) || (strName == "undefined")) {
      strName = "popup_win";
   }
   
   var strP = 'width=720,menubar=0,toolbar=0,resizable=0,scrollbars=1';
   return window.open(strUrl, strName, strP);
}

function openPrintPopupWindow(strUrl) {   
   var strP = "width=720,menubar=1,toolbar=1,resizable=0,scrollbars=1"
   window.open(strUrl, 'print_win', strP);
}
function submitFormOnCr(objBtn) {
   var e = window.event;
   
   var strType = "";
   
   if (e) {
   } else {
      e = Event;
   }
   
   if (e) {
   var keyCode = (window.Event) ? e.which : e.keyCode;
   var objSrcElement = e.srcElement;

   if ((objSrcElement) && (objSrcElement.type)) {
      strType = objSrcElement.type;
   }

   if ((keyCode == 13) && (!e.shiftKey) && (strType.toUpperCase() != "TEXTAREA")) {
      var returnVal;

      if ((objBtn) && (objBtn.click)) {
         returnVal = objBtn.click();
      }
   }
   }
}

// AZ - 05/14/07 - simulates button click. works in ie and moz
function ClickButtonOnCr(e, strBtn) {
   var isIE = (navigator.appName.indexOf("Microsoft Internet Explorer")!=-1);
   var isNN = (navigator.appName.indexOf("Netscape")!=-1);
   var OP = (navigator.appName.indexOf("Opera")!=-1);
   if(OP)isNN=true;

   var keyCode = (isNN) ? e.which : e.keyCode;

   var strType = "";
   strBtn = strBtn.replace("\t", "");
   var objBtn = document.getElementById(strBtn);

   var objSrcElement = (isNN) ? e.target : e.srcElement;
   
   if ((objSrcElement) && (objSrcElement.type)) {
      strType = objSrcElement.type;
   }

   if ((keyCode == 13) && (!e.shiftKey) && (strType.toUpperCase() != "TEXTAREA") && (strType.toUpperCase() != "SUBMIT")) {
      var returnVal;

      if ((objBtn) && (objBtn.click)) {
		if(isIE)
		{
			if (keyCode == 13) 
			{        
				event.cancelBubble = true;
				event.returnValue = false;
			}
			returnVal = objBtn.click();
		}
		else
		{
			returnVal = objBtn.click();
		}
      }
   }
}

function SubmitSearchOnCr(e, strBtn,url) {
   var isIE = (navigator.appName.indexOf("Microsoft Internet Explorer")!=-1);
   var isNN = (navigator.appName.indexOf("Netscape")!=-1);
   var OP = (navigator.appName.indexOf("Opera")!=-1);
   if(OP)isNN=true;
   var keyCode = (isNN) ? e.which : e.keyCode;
   var strType = "";
   strBtn = strBtn.replace("\t", "");
   var objBtn = document.getElementById(strBtn);

   var objSrcElement = (isNN) ? e.target : e.srcElement;
   
   if ((objSrcElement) && (objSrcElement.type)) {
      strType = objSrcElement.type;
   }

   if ((keyCode == 13) && (!e.shiftKey) && (strType.toUpperCase() != "TEXTAREA") && (strType.toUpperCase() != "SUBMIT")) {
      var returnVal;

      if ((objBtn) && (objBtn.click)) 
      {
		 if((objSrcElement) && (objSrcElement.value))
		 {
			var strSrcTxt=objSrcElement.value;
			
			if(trim(strSrcTxt)!="")
			{
				if(isIE)
				{
					if (keyCode == 13) 
					{        
						event.cancelBubble = true;
						event.returnValue = false;
					}
					objBtn.click();
				}
				else 
				{
					objBtn.click();
				}
				
			}
		 }
		 else
		 {
			returnVal = objBtn.click();
		 }
      }
   }
}

function trim(stringToTrim) {
	return stringToTrim.replace(/^\s+|\s+$/g,"");
}