function checkMobile_Phone_Number(val1,val2) {

if ((document.getElementById(val2).value.substr(0, 2) != '07') || (document.getElementById(val2).value.substr(0, 4) != '0447')) { 
    if (document.getElementById(val2).value.substr(0, 1) != '0') {
        //document.getElementById(val2).value = document.getElementById(val2).value.replace(/0/, '44')
		alert('The mobile number should start with a 0');
		document.getElementById(val2).focus();
		 document.getElementById(val2).style.backgroundColor='#FFFF91';
		 return false;
        }
   /* if (document.getElementById(val2).value.substr(0,4) != '0447') {
        alert('Mobile has start with 0447');
		document.getElementById(val2).focus();
		 document.getElementById(val2).style.backgroundColor='#FFFF91';
		//numberFormatError(o.Mobile_Phone_Number);
        return false;
        }*/
    } else {
        alert('Invalid Mobile number');
		document.getElementById(val2).focus();
		 document.getElementById(val2).style.backgroundColor='#FFFF91';
		//numberFormatError(o.Mobile_Phone_Number);
        return false;
    }
    
    if (document.getElementById(val2).value.length != 11 && document.getElementById(val2).value.length != 10) {
        alert('UK mobile numbers should contain 10 or 11 digits');
		document.getElementById(val2).focus();
		 document.getElementById(val2).style.backgroundColor='#FFFF91';
		//numberFormatError(o.Mobile_Phone_Number);
        return false;
    } else {
        //o.submit();
		 
        return true;
    }
}