var code ; 
function createCode(objID)   
{    
	code = "";   
	var codeLength = 6; 
	var checkCode = document.getElementById(objID);   
	var selectChar = new Array(0,1,2,3,4,5,6,7,8,9,'A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z');

	   
	for(var i=0;i<codeLength;i++)   
	{   
		var charIndex = Math.floor(Math.random()*36);   
		code +=selectChar[charIndex];
	}   
//       alert(code);   
	if(checkCode)   
	{   
		 checkCode.className="code";   
		 checkCode.value = code;   
	}   
      
 }   
        
function validateAntiSpam (objCodeID, objInputID)   
{   
	var inputCode = document.getElementById(objInputID).value.toUpperCase();   
	if(inputCode.length <=0)   
	{   
	   alert("Please enter anti-spam code");
	   return false;  
	}   
	else if(inputCode == code )   
	{   
	   //alert("Varification OK");
	   return true;   
	}   
	else   
	{   
	   
	alert("Wrong anti-spam code");   
		 createCode(objCodeID);
		 return false;
	}   
          
}