var imgsToPreload = new Array();

function preloading(){
	for (i = 0; i > preloading.arguments.length; i++){
		imgsToPreload[i] = new Image();
		imgsToPreload[i].src = preloading.arguments[i];
	}
}
preloading('images/nav_philosophy_r.gif', 'images/nav_wraps_n.gif', 'images/nav_spa_n.gif', 'images/nav_wellness_n.gif', 'images/nav_gifts_n.gif', 'images/nav_contact_n.gif', 'images/nav_home_n.gif', 'images/nav_news_n.gif', 'images/spacer.gif');

// mouseover/mouseoff array constructor
function imgsToSwap(name,over,off){
	this.name = name;
	this.over = over;
	this.off = off;
}

/* rollover array 
	rollArray[i] = new imgsToSwap("imagename", "image path onmouseover", "image path onmouseoff");
*/
rollArray = new Array();
rollArray[0] = new imgsToSwap("dropdown1", "images/nav_philosophy_r.gif", "images/nav_philosophy_n.gif");
rollArray[1] = new imgsToSwap("dropdown2", "images/nav_wraps_r.gif", "images/nav_wraps_n.gif");
rollArray[2] = new imgsToSwap("dropdown3", "images/nav_spa_r.gif", "images/nav_spa_n.gif");
rollArray[3] = new imgsToSwap("dropdown4", "images/nav_wellness_r.gif", "images/nav_wellness_n.gif");
rollArray[4] = new imgsToSwap("dropdown5", "images/nav_gifts_r.gif", "images/nav_gifts_n.gif");
rollArray[5] = new imgsToSwap("dropdown6", "images/nav_contact_r.gif", "images/nav_contact_n.gif");

// swap image on mouseover
function showOver(imagename){
	for(var i=0; i < rollArray.length; i++){
		if(imagename == rollArray[i].name){
			document.images[imagename].src = rollArray[i].over;
		}
	}
}

// swap image on mouseoff
function showOff(imagename){
	for(var i=0; i < rollArray.length; i++){
		if(imagename == rollArray[i].name){
			document.images[imagename].src = rollArray[i].off;
		}
	}
}