function ImageReplacement(cssClass, img, path){
	var elements = (cssClass) ? $(cssClass) : null;
	var alt = '';
	path = (path) ? path : 'img/';
	img = (img) ? img : null;
	var ______replaceElement = function(element){
		if(element){
			var imgElement = document.createElement('img');
			alt = jQuery.trim(element.innerHTML.replace(/"/g, '"'));
			imgElement.setAttribute('alt',alt);
			imgElement.setAttribute('src',(path+img));
			element.replaceChild(imgElement,element.firstChild);
		}
	}
  	if(elements){
		for(var i=0;i<elements.length;i++){
			______replaceElement(elements[i]);
		}
	}
}


function randomInRange(start,end){
	return start + Math.floor(Math.random() * (end-start));
}
var bannerCount = 5;
var banners = [];
var range = [1,42];
while(banners.length<bannerCount){
	var n = randomInRange(range[0],range[1]);
	var insert = true;
	for(var i=0;i<banners.length;i++){
		if(banners[i] == n){
			insert = false;
			break;
		}
	}
	if(insert) banners.push(n);
}
var randomBanners = '';
for(var i=0;i<banners.length;i++){
	randomBanners += '<img src="/images/banners/banner'+banners[i]+'.jpg" alt="" />';
}