$(document).ready(function(){
		
		$("#main_navigation ul li:not(.active)").mouseover(function(){
			$(this).toggleClass("hover");
    }).mouseout(function(){
      $(this).toggleClass("hover");
    });

    $("input#start_value").numeric()
    var formula = undefined; 
    try{
      formula = $('#rating_formula')[0].value;
    }catch(e){}
    if(!formula) formula = "(val * 0.002)+((val * 0.002) * 0.05) + 25";
    
    $("#start_value").keyup(function(event){
      $("input[id^=premium_value]").calc(
        formula,
        {
      		val: $("input[id^=start_value]")
      	},
      	function (s){
          return s.toFixed(2);
        }
      )
    });
});