function f_trimmer(thisstring)
{
	while(thisstring.charAt(0)==" ")
	{
		thisstring=thisstring.substring(1,thisstring.length);
	}
	return thisstring;
}

function checkmail(form){


if (document.forms[form].email){
	
	if (f_trimmer(document.forms[form].email.value)==""){
		alert("Your Email is required\n");
		document.forms[form].email.focus();
		return false;
	} else {
   		var s = new String(document.forms[form].email.value);

       	if ((s.indexOf(".")==-1 || s.indexOf("@")==-1)){       
       		alert ("Your Email address is invalid.");
			document.forms[form].email.focus();
			return false;
		}
	}
}
if (document.forms[form].scode){
	if (f_trimmer(document.forms[form].scode.value)==""){
		 alert("Confirm security code please!");
		 document.forms[form].scode.focus();
		 return false;
	}
}
}