function validate_ask_us()
{
var name=document.getElementById('input_4_1').value;
var email=document.getElementById('input_4_2').value;
var phone=document.getElementById('input_4_3').value;
var message=document.getElementById('input_4_4').value;
    
    if(name=='')
    {
        alert("Please enter the Name");
       document.getElementById('input_4_1').focus();
        return false;
    }
    
	if(email=='')
    
    {
        alert("Please enter the Email ID");
       document.getElementById('input_4_2').focus();
        return false;
    }
    
        if(email!='')
        {

         
         var filtr =/^[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/;
           if (!filtr.test(email)) {
           alert('Please provide a valid email address');
           document.getElementById('input_4_2').focus();
           return false;

                                     }
         }

        
    if(phone=='')
    
    {
        alert("Please enter the Mobile Number");
        document.getElementById('input_4_3').focus();
        return false;
    }

        if((phone.length<10)||(phone.length>10))
    
    {
        alert("Please enter the 10 Digit Mobile Number");
        document.getElementById('input_4_3').focus();
        return false;
    }

    
    if(message=='')
    
    {
        alert("Please enter the Message");
        document.getElementById('input_4_4').focus();
        return false;
    }


    
return true;
}


function validate_head()
{

var name=document.getElementsByName('name').value;
/*var email=document.getElementById('input_4_2').value;
var phone=document.getElementById('input_4_3').value;
var message=document.getElementById('input_4_4').value;*/
  if((name=='') || (name=='Your name'))
    {
        alert("Please enter the Name");
        objfrm.txtname.focus();
        return false;
    }
           
return true;
}