var topTabsSrc = [	
    'images/top_buttons/btn_flowers_off.gif', //Flowers Value  = 0 
    'images/top_buttons/btn_flowers_on.gif',  //Flowers Value  = 0
    'images/top_buttons/btn_corporate_off.gif',	//Corporate Value  = 1
    'images/top_buttons/btn_corporate_on.gif',  //Corporate Value  = 1
	'images/top_buttons/btn_gift_baskets_off.gif',  //GIFT Basket Value  = 2
    'images/top_buttons/btn_gift_baskets_on.gif',	 //GIFT Basket Value  = 2
	'images/top_buttons/btn_customer_service_off.gif',  //Cutomer Service Value  = 3
    'images/top_buttons/btn_customer_service_on.gif'	 //Customer Service Value  = 3	
    ];

var topTabs = new Array();
    
function preloadTopTabs() {
	for (i = 0; i < topTabsSrc.length; i++) {
	    topTabs[i] = new Image();
	    topTabs[i].src = topTabsSrc[i];
	}
}

function change_header_image(num, action){
	if(action == "hide")
	{
		document.images["top_image" + num].src = topTabs[num * 2].src;
	}
	else if(action == "show")
	{
		document.images["top_image" + num].src = topTabs[(num * 2) + 1].src;
	}
}

function change_dropdown(num, action){
	
	
	
	if(action == "hide")
	{
		change_header_image(num, "hide");
		
		document.getElementById("parent_div" + num).style.zIndex = "4001";
		document.getElementById("child_div" + num).style.visibility = "hidden";

	}
	else if(action == "show")
	{
		change_header_image(num, "show");
			
		document.getElementById("parent_div" + num).style.zIndex = "4002";
		document.getElementById("child_div" + num).style.visibility = "visible";
	}
}