/* Common JavaScripts for the GuideStar website. */


/* Functions for mouseovers. Mouseover images must end with '1.gif', mouseout images must end with '0.gif'. */
function turn_on(img) {
	new_src = img.src.replace('0.gif','1.gif');
	img.src = new_src;
}

function turn_off(img) {
	new_src = img.src.replace('1.gif','0.gif');
	img.src = new_src;
}

function clearOtherPopups(popup) {
	if(popup != 'home_main_img_1') { $('home_main_img_1').style.display = 'none'; }
	if(popup != 'home_main_img_2') { $('home_main_img_2').style.display = 'none'; }
	if(popup != 'home_main_img_3') { $('home_main_img_3').style.display = 'none'; }
	if(popup != 'home_main_img_4') { $('home_main_img_4').style.display = 'none'; }
}

function toggle_promo(newPromo) {
	if(document.all) {
		new Effect.toggle(newPromo, 'appear', { duration:0.5, beforeStart:clearOtherPopups(newPromo) });
	} else {
		new Effect.toggle(newPromo, 'slide', { duration:0.5, beforeStart:clearOtherPopups(newPromo) });
	}
}