//=================================NEW DATA===========================================   
   function validate()
    {
    var errors = true; 
	var focusfield = false;  
	
	var fields = new Array('category','product','last_name','person_phone', 'date_of_purchase', 'store_name');
	var errorMessages = new Array('* Category Not Selected','* Product Not Selected', '* Last Name Not Entered',' * Phone Number Not Entered','* Purchase Date Not Entered','* Store Name Not Entered');
	var fieldValue = '';
	var errorfield = "";

	for (var i=0;i<fields.length;i++)
	{
		fieldValue= document.getElementById(fields[i]).value;
		errorfield = document.getElementById('error'+fields[i]);

		if(fieldValue == '')
		{
			errorfield.innerHTML = errorMessages[i];
			errors = false;
			focusfield = (focusfield) ? focusfield : fields[i];
		}
		else 
		errorfield.innerHTML = "";
		
	}
	
	if (focusfield && focusfield!='')
	{
	  scroll(0,220);
	  document.getElementById(focusfield).focus();
	}
      return errors;
    }