function fillCategory(){ 
 // this function is used to fill the category list on load
//addOption(document.drop_list.location, "1", "Cedars Pub (Skippack) 8:00pm", "");
addOption(document.drop_list.location, "2", "Valley Forge Beef & Ale (Audubon) 9:00pm", "");
}

function SelectSubCat(){
// ON selection of category this function will work

removeAllOptions(document.drop_list.SubCat);
addOption(document.drop_list.SubCat, "showdate", "Select Date", "");

/*if(document.drop_list.location.value == '1'){
}*/
if(document.drop_list.location.value == '2'){
addOption(document.drop_list.SubCat,"2012-02-11", "February 11");
addOption(document.drop_list.SubCat,"2012-02-18", "February 18");
addOption(document.drop_list.SubCat,"2012-02-25", "February 25");
addOption(document.drop_list.SubCat,"2012-03-03", "March 3");
addOption(document.drop_list.SubCat,"2012-03-10", "March 10");
addOption(document.drop_list.SubCat,"2012-03-17", "March 17");
addOption(document.drop_list.SubCat,"2012-03-24", "March 24");
addOption(document.drop_list.SubCat,"2012-03-31", "March 31");
}

}
////////////////// 

function removeAllOptions(selectbox)
{
	var i;
	for(i=selectbox.options.length-1;i>=0;i--)
	{
		//selectbox.options.remove(i);
		selectbox.remove(i);
	}
}


function addOption(selectbox, value, text )
{
	var optn = document.createElement("OPTION");
	optn.text = text;
	optn.value = value;

	selectbox.options.add(optn);
}