function MoveOver(element){
       new Effect.Move(element, {x:10,y:0,duration:.2, mode: 'absolute'})
}

function MoveOut(element){
       new Effect.Move(element, {x:0,y:0,duration:.2, mode:'absolute'})
}

function mainImageChange(new_image) {
	document.getElementById('main-text').src = "media/img/" + new_image;   
}

function randRange(lowVal,highVal) {
     return Math.floor(Math.random()*(highVal-lowVal+1))+lowVal;
}

function rotateSidebar(numSidebars) {
	var getRandom = randRange(1,numSidebars);
	var elementID = "sidebar" + getRandom;
	
	document.getElementById(elementID).style.display = "block";   
}