$(function() {
    $("#submitbutton").click(function() {
    	// 'click' on all clearclick fields
    	$(".clickclear").trigger('click');
	$("form:first").submit();
    });
    $("#submitbutton").attr("disabled", "disabled");
    $(".required").change(function(){
        var data_entered = true;
	$(".required").each(function() {
	     if ($(this).attr("value") == '') {
	     	data_entered = false;
	     }
	});
	$("#submitbutton").attr("disabled", !data_entered);
    });
    $(".clickclear").click(function() {
    	$(this).attr("value", "");
	$(this).unbind("click");
    });

});