function Trim(sString)
    {
            while (sString.substring(0,1) == ' ')
            {
            sString = sString.substring(1, sString.length)
            }
            while(sString.substring(sString.length-1, sString.length) == ' ')
            {
            sString = sString.substring(0,sString.length-1);
            }
            return sString;
    }        
    
    function ValidateFields(strerr)
    {
        var strMsg='';
        if (Trim(document.getElementById('txtEmail').value)!='') 
		{			    
			if (!(ValidateEmail(Trim(document.getElementById('txtEmail').value))))
				strMsg += ", Geçersiz E-posta";
		}
		else
		{
		strMsg += ", E-posta";
		}	
		
		if (strMsg!='')
		{
			document.getElementById('lblErrMsg').innerHTML= strerr + strMsg.substring(1) + ".";
			location="#1";
			return false;
		}
		else
		{
			return true;
		}
    }
    
function ValidateEmail(mail) {
var valid=true
var v1=mail.split('@')
if(v1.length!=2) {
valid=false;
} else { 
var v2=v1[1].split('.')
if (v2.length>=2) {
if( Trim(v2[0]).length<1 || Trim(v2[1]).length<2) {
valid=false;
} 
} else {
valid=false;
}
}
return valid;
}