function myOn(myImgName){
	if(myImgName=='img1') document[myImgName].src= "http://www.teacherstudio.com/images/NewSite-ButtonOver.gif";
	else document[myImgName].src= "http://www.teacherstudio.com/images/Upload-ButtonOver.gif";
}

function myOut(myImgName){
	if(myImgName=='img1') document[myImgName].src= "http://www.teacherstudio.com/images/NewSite-ButtonOn.gif";
	else document[myImgName].src= "http://www.teacherstudio.com/images/Upload-ButtonOn.gif";
}

function showStuff(id) {
	document.getElementById(id).style.display = 'block';
}

function hideStuff(id) {
	document.getElementById(id).style.display = 'none';
}

function showHide(id) {
	if(document.getElementById(id).style.display == 'block') document.getElementById(id).style.display = 'none';
	else document.getElementById(id).style.display = 'block';

	//*** For search page only: Clear values
	if(document.getElementById('advanced')) {
		if(document.getElementById('advanced').checked) document.getElementById('keywordz').value = '';
		else {
			if(document.getElementById('allkeys')) document.getElementById('allkeys').value = '';
			if(document.getElementById('exact')) document.getElementById('exact').value = '';
			if(document.getElementById('anykeys')) document.getElementById('anykeys').value = '';
			if(document.getElementById('nonekeys')) document.getElementById('nonekeys').value = '';
		}
	}
}

function uploadVid(){
	alert('If you are uploading a video, please be patient. Uploads can take several minutes, depending on file size.');
	if(validateForm()) return true;
	return false;
}

function getUrlVar( name ){
	name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
	var regexS = "[\\?&]"+name+"=([^&#]*)";
	var regex = new RegExp( regexS );
	var results = regex.exec( window.location.href );
	if( results == null ) return "";
	else return results[1];
}

function checkUncheckAll(theElement) {
	var theForm = theElement.form, z = 0;
	for(z=0; z<theForm.length;z++){
		if(theForm[z].type == 'checkbox' && theForm[z].name != 'checkall'){
			theForm[z].checked = theElement.checked;
		}
	}
}
 

function goTo(obj) {
	var destination = obj.options[obj.selectedIndex].value;

	if (destination)
	{
		location.href = destination;
	}
}