var numericChars = "0123456789"
	var whitespace = " \t\n\r";
	var legalChars = "abcdefghijklmnopqrstuvwxyz0123456789_-."
	
	function isEmpty(s)
      { return ((s == null) || (s.length == 0)) }
	
	function isWhitespace (s)
      {
           var i;

           if (isEmpty(s)) return true;

           for (i = 0; i < s.length; i++)
           {
           
                var c = s.charAt(i);

                if (whitespace.indexOf(c) == -1) return false;
           }

          return true;
      }
      
      function checkNumericChars (n) {
       var nLength = n.length;
	   var i = 0;
        
        while (i < nLength) {
		  if (numericChars.indexOf (n.charAt(i)) == -1) return false;	
          i++; 
        }
       return true
      }
      function checkLegalChars (s) {
       var sLength = s.length;
	   var i = 0;
        
        while (i < sLength) {
		  if (legalChars.indexOf (s.charAt(i)) == -1) return false;	
          i++; 
        }
       return true
      }

      function isEmail(s) {
 
       if (isWhitespace(s)) {
         return false;
       }
		
		var sLength = s.length;
		if (sLength < 6) return false;
        var i = 0;
        
        while ((i < sLength) && (s.charAt(i) != "@")) {
		  if (legalChars.indexOf (s.charAt(i)) == -1) return false;	
          i++; 
        }
        
        if ((i < 2) || (i > (sLength - 3)) || (s.charAt(i) != "@")) {
		  return false;
        }
                
        Index = i; 
        i++;
		    
        while ((i < sLength) && (s.charAt(i) != ".")) {
          if (legalChars.indexOf (s.charAt(i)) == -1) return false;	
          i++;
        }
		
        if ((i < (Index + 3)) || (i >= sLength - 2) || (s.charAt(i) != ".")) {
          return false;
        }
        
        while (i < sLength) {
          if (legalChars.indexOf (s.charAt(i)) == -1) return false;	
          i++;
        }
        return true;
 
      }
      
     function isEmailReg (s){
		var emailexp = /^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]{2,3}$/	 
		if (emailexp.test(s)) return true; else return false;
		
      }
   	 function SetCookie() {
		document.cookie = "MYCookie='13'"
		if (document.cookie==""){
			window.location= "http://e-gaziantep.net/hatamesaj.asp?hatakodu=1"
		 }
	  }