function checkSearch(obj){if(obj.keySearch){if(obj.keySearch.value.trim() == ""){alert('חובה למלא שדה לחיפוש');obj.keySearch.focus();return false;};};}
function MM_openBrWindow(theURL,winName,features) {window.open(theURL,winName,features);}
function checkEmail(checkThisEmail){
//  return (strEmail.indexOf(".") > 2) && (strEmail.indexOf("@") > 0);
   //return /^\w+@([\w\-]+\.)+\w{2,3}$/.test(strEmail);
var myEMailIsValid = true;
var myAtSymbolAt = checkThisEmail.indexOf('@');
var myLastDotAt = checkThisEmail.lastIndexOf('.');
var mySpaceAt = checkThisEmail.indexOf(' ');
var myLength = checkThisEmail.length;
// at least one @ must be present and not before position 2
// @yellow.com : NOT valid
// x@yellow.com : VALID
if (myAtSymbolAt < 1 ){myEMailIsValid = false}
// at least one . (dot) afer the @ is required
// x@yellow : NOT valid
// x.y@yellow : NOT valid
// x@yellow.org : VALID
if (myLastDotAt < myAtSymbolAt){myEMailIsValid = false}
// at least two characters [com, uk, fr, ...] must occur after the last . (dot)
// x.y@yellow. : NOT valid
// x.y@yellow.a : NOT valid
// x.y@yellow.ca : VALID
if (myLength - myLastDotAt <= 2){myEMailIsValid = false}
// no empty space " " is permitted (one may trim the email)
// x.y@yell ow.com : NOT valid
if (mySpaceAt != -1){myEMailIsValid = false}
   return myEMailIsValid
}

String.prototype.trim = function(){
    // Use a regular expression to replace leading and trailing 
    // spaces with the empty string
    return this.replace(/(^\s*)|(\s*$)/g, "");
}
function emptyField(textObj){
	if (textObj.value.length == 0) return true;
	for (var i=0; i<textObj.value.length; i++) {
		var ch = textObj.value.charAt(i);
		if (ch != ' ' && ch != '\t') return false;	
	}
	return true;	
}
function getNumbers(){var ch=event.keyCode;event.returnValue =((ch >= 48 && ch <= 57) || ch ==46);}

function LoadIMG(siteUrl){
    document.getElementById('captcha_numchar').src=siteUrl+'global/captcha.asp?'+Date();
}