$(document).ready(function(){
    $('nav ul li').hover(
        function() {
            $(this).addClass("active");
            $(this).find('ul').stop(false, true).slideDown();
        },
        function() {
            $(this).removeClass("active");        
            $(this).find('ul').stop(false, true).slideUp('fast');
        }
    );
});

function validateNumber(e){
    
    var key; 
    if(window.event) { 
        key = window.event.keyCode; 
        //IE 
    } else { 
        key = e.which; 
        //firefox 
    } 
     
    if ((key >= 96 && key <= 105) || (key== 93) || (key >= 35 && key <= 40) || (key == 16) || (key >= 48 && key <= 57) || (key == 8) || (key==9) || (key == 13) || (key == 46)) 
    {                
        return true; 
    }else{ 
        return false; 
    }
    
}

function do_submit(page){
	document.frm.action=page;
	document.frm.submit();
	//alert(page);
}