function SimpleSwap(el,which){
  el.src=el.getAttribute(which || "origsrc");
}

function SimpleSwapSetup(){
  var x = document.getElementsByTagName("img");
  for (var i=0;i<x.length;i++){
    var oversrc = x[i].getAttribute("oversrc");
    if (!oversrc) continue;
      
    // preload image
    // comment the next two lines to disable image pre-loading
    x[i].oversrc_img = new Image();
    x[i].oversrc_img.src=oversrc;
    // set event handlers
    x[i].onmouseover = new Function("SimpleSwap(this,'oversrc');");
    x[i].onmouseout = new Function("SimpleSwap(this);");
    // save original src
    x[i].setAttribute("origsrc",x[i].src);
  }
}

var PreSimpleSwapOnload =(window.onload)? window.onload : function(){};
window.onload = function(){PreSimpleSwapOnload(); SimpleSwapSetup();}

function goto_URL(category,style,size,color,type)
{
	window.location.href= 'category.php?category=' + category + '&style=' + style + '&size=' + size + '&color=' + color + '&type=' + type + '';
	return false;
}

function goto_styleURL(category,style,size,color,type)
{
	window.location.href= 'style.php?category=' + category + '&style=' + style + '&size=' + size + '&color=' + color + '&type=' + type + '';
	return false;
}

function goto_AdminURL(name,pass,category,style,size,color,type,inventory)
{
	window.location.href= 'admin.php?name=' + name + '&pass=' + pass + '&category_id=' + category + '&style_id=' + style + '&size_value=' + size + '&color_value=' + color + '&type_value=' + type + '&inventory=' + inventory + '';
	return false;
}

function replaceBigImage(newImageSrc) 
{
	var bigImage = document.getElementById("big_image");
	bigImage.src = newImageSrc;

}