/* site scripts */

// rollover Images
var main = new Array('about', 'blog', 'cal', 'choreo','don','contact','teach');



// preload rollovers
function preload(imgArr){
	off = new Array();
	on  = new Array();
	for (i=0;i<imgArr.length;i++){
		off[i] = new Image;
		off[i].src = "Images/" + imgArr[i] + "_off.png";
		on[i] = new Image;
		on[i].src = "Images/" + imgArr[i] + "_on.png";
	}
}

// onload functions
function init(){
	// do rollover preloads
	preload(main);
	setSelect(section);
}
window.onload = init;



// set section selected state
function setSelect(section){
	navImg = "nav_"+section;
	if (document.Images[navImg]){
		document.Images[navImg].src = "Images/"+navImg+"_on.png";
	}
}


// rollovers
function roll(img,state){
	document.Images[img].src = state ? "Images/"+img+"_on.png" : "Images/"+img+"_off.png";
}