/* === Smooth Scroll === */

$(function(){
    $('a[href*=#]').click(function() {
	if($(this).hasClass('no-smooth-scroll'))return true;
    if (location.pathname.replace(/^\//,'') == this.pathname.replace(/^\//,'') 
        && location.hostname == this.hostname) {
            var $target = $(this.hash);
            $target = $target.length && $target || $('[name=' + this.hash.slice(1) +']');
            if ($target.length) {
                var targetOffset = $target.offset().top;
                $('html,body').animate({scrollTop: targetOffset}, 2000);
                return false;
            }
        }
    });
});

/* === Cufon === */

Cufon.replace('#main-mid h2 a', {hover: true});
Cufon.set('fontFamily', 'AG Buch Rounded BQ').replace('h2')('h3')('h4')('h5')('span.header');

/* === Background Transition === */

(function($){
	try{
		if(!document.defaultView || !document.defaultView.getComputedStyle){
			var oldCurCSS = jQuery.curCSS;
			jQuery.curCSS = function(elem, name, force){
				if(name !== 'backgroundPosition' || !elem.currentStyle || elem.currentStyle[ name ]){
					return oldCurCSS.apply(this, arguments);
				}
				var style = elem.style;
				if ( !force && style && style[ name ] ){
					return style[ name ];
				}
				return oldCurCSS(elem, 'backgroundPositionX', force) +' '+ oldCurCSS(elem, 'backgroundPositionY', force);
			};
		}
	}catch(er){
		//alert(er.message);
	}
})(jQuery);

(function($) {

	function toArray(strg){
		try{
			strg = strg.replace(/left|top/g,'0px');
			strg = strg.replace(/right|bottom/g,'100%');
			strg = strg.replace(/([0-9\.]+)(\s|\)|$)/g,"$1px$2");
			var res = strg.match(/(-?[0-9\.]+)(px|\%|em|pt)\s(-?[0-9\.]+)(px|\%|em|pt)/);
			return [parseFloat(res[1],10),res[2],parseFloat(res[3],10),res[4]];
		}
		catch(er)
		{
			//alert(er.message);	
		}
	}

	try {
		$.fx.step. backgroundPosition = function(fx) {
			if (!fx.bgPosReady) {
				
				var start = $.curCSS(fx.elem,'backgroundPosition');
				if(!start){//FF2 no inline-style fallback
					start = '0px 0px';
				}
				
				start = toArray(start);
				fx.start = [start[0],start[2]];
				
				var end = toArray(fx.options.curAnim.backgroundPosition);
				fx.end = [end[0],end[2]];
				
				fx.unit = [end[1],end[3]];
				fx.bgPosReady = true;
			}
			
			var nowPosX = [];
			nowPosX[0] = ((fx.end[0] - fx.start[0]) * fx.pos) + fx.start[0] + fx.unit[0];
			nowPosX[1] = ((fx.end[1] - fx.start[1]) * fx.pos) + fx.start[1] + fx.unit[1];           
			fx.elem.style.backgroundPosition = nowPosX[0]+' '+nowPosX[1];
	
		};
	}
	catch(er)
	{
		//alert(er.message);	
	}
})(jQuery);
	
$(document).ready(function() {
	try{
		var offset = 0;
		$(window).scroll(function () {
			$("#cloud-wrap").stop();
			var position = "(50% " + ($(document).scrollTop()+offset) + ")";
			$("#cloud-wrap").animate({
				backgroundPosition: position
			},8000);
		});
	}
	catch(er)
	{
		//alert(er.message);	
	}
	
});

/* === Global Nav === */

jQuery(document).ready(function($) {
   $("#nav li").hover(function () {
		   $(this).addClass("nav-hover");
   },
   function(){
		   $(this).removeClass("nav-hover");
   });
});