jQuery(function() {
var totalPanels			= jQuery(".scrollContainer").children().size();
var regWidth			= jQuery(".panel").css("width");
var regImgWidth			= jQuery(".panel img").css("width");
var regTitleSize		= jQuery(".panel h2").css("font-size");
var regParSize			= jQuery(".panel p").css("font-size");
var movingDistance	    = 200;
var curWidth			= 350;
var curImgWidth			= 326;
var curTitleSize		= "20px";
var curParSize			= "15px";
var jQuerypanels				= jQuery('#slider .scrollContainer > div');
var jQuerycontainer			= jQuery('#slider .scrollContainer');
jQuerypanels.css({'float' : 'left','position' : 'relative'});
    
jQuery("#slider").data("currentlyMoving", false);
jQuerycontainer
.css('width', (jQuerypanels[0].offsetWidth * jQuerypanels.length) + 0 )
.css('left', "0px");
var scroll = jQuery('#slider .scroll').css('overflow', 'hidden');
function returnToNormal(element) {
jQuery(element)
.animate({ width: regWidth })
.find("img")
.animate({ width: regImgWidth })
    .end()
.find("h2")
.animate({ fontSize: regTitleSize })
.end()
.find("p")
.animate({ fontSize: regParSize });
};
function growBigger(element) {
jQuery(element)
.animate({ width: curWidth })
.find("img")
.animate({ width: curImgWidth })
    .end()
.find("h2")
.animate({ fontSize: curTitleSize })
.end()
.find("p")
.animate({ fontSize: curParSize });
}
//direction true = right, false = left
function change(direction) {
   
    //if not at the first or last panel
if((direction && !(curPanel < totalPanels)) || (!direction && (curPanel <= 3))) { return false; }	
        
        //if not currently moving
        if ((jQuery("#slider").data("currentlyMoving") == false)) {
            
jQuery("#slider").data("currentlyMoving", true);
var next         = direction ? curPanel + 3 : curPanel - 3;
var leftValue    = jQuery(".scrollContainer").css("left");
var movement	 = direction ? parseFloat(leftValue, 10) - movingDistance : parseFloat(leftValue, 10) + movingDistance;
jQuery(".scrollContainer")
.stop()
.animate({
"left": movement
}, function() {
jQuery("#slider").data("currentlyMoving", false);
});
returnToNormal("#panel_"+curPanel);
//growBigger("#panel_"+next);
curPanel = next;
//remove all previous bound functions
jQuery("#panel_"+(curPanel+3)).unbind();	
//go forward
jQuery("#panel_"+(curPanel+3)).click(function(){ change(true); });
            //remove all previous bound functions															
jQuery("#panel_"+(curPanel-3)).unbind();
//go back
jQuery("#panel_"+(curPanel-3)).click(function(){ change(false); }); 
//remove all previous bound functions
jQuery("#panel_"+curPanel).unbind();
}
}
// Set up "Current" panel and next and prev
//growBigger("#panel_3");	
var curPanel = 3;
jQuery("#panel_"+(curPanel+1)).click(function(){ change(true); });
jQuery("#panel_"+(curPanel-1)).click(function(){ change(false); });
//when the left/right arrows are clicked
jQuery(".right").click(function(){ change(true); });	
jQuery(".left").click(function(){ change(false); });
jQuery(window).keydown(function(event){
  switch (event.keyCode) {
case 13: //enter
jQuery(".right").click();
break;
case 32: //space
jQuery(".right").click();
break;
    case 37: //left arrow
jQuery(".left").click();
break;
case 39: //right arrow
jQuery(".right").click();
break;
  }
});
});