$(document).ready(function(){
	// Drop down menus
	$("ul.sf-menu").superfish();
});

function toggleDisplay(itemId) {
	var item = document.getElementById(itemId);
	if (item.className == 'hide') {
		item.className = 'show';
	} else {
		item.className = 'hide';
	}
}

function iFrameAutoHeight(iFrame, reference) {
	var f = reference.document.getElementById(iFrame);
	h = f.contentDocument.body.scrollHeight;
	f.style.height = h+"px";
}

function limitText(limitField, limitCount, limitNum) {
	if (limitField.value.length > limitNum) {
		limitField.value = limitField.value.substring(0, limitNum);
	} else {
		limitCount.value = limitNum - limitField.value.length;
	}
}