// JavaScript Document
var displaywidth = window.screen.width
document.cookie="width="+ String(displaywidth)

sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);


(function ($) {
    $.fn.marquee = function (klass) {
        var newMarquee = [],
            last = this.length;

        // works out the left or right hand reset position, based on scroll
        // behavior, current direction and new direction
        function getReset(newDir, marqueeRedux, marqueeState) {
            var behavior = marqueeState.behavior, width = marqueeState.width, dir = marqueeState.dir;
            var r = 0;
            if (behavior == 'alternate') {
                r = newDir == 1 ? marqueeRedux[marqueeState.widthAxis] - (width*2) : width;
            } else if (behavior == 'slide') {
                if (newDir == -1) {
                    r = dir == -1 ? marqueeRedux[marqueeState.widthAxis] : width;
                } else {
                    r = dir == -1 ? marqueeRedux[marqueeState.widthAxis] - (width*2) : 0;
                }
            } else {
                r = newDir == -1 ? marqueeRedux[marqueeState.widthAxis] : 0;
            }
            return r;
        }

        // single "thread" animation
        function animateMarquee() {
            var i = newMarquee.length,
                marqueeRedux = null,
                $marqueeRedux = null,
                marqueeState = {},
                newMarqueeList = [],
                hitedge = false;
                
            while (i--) {
                marqueeRedux = newMarquee[i];
                $marqueeRedux = $(marqueeRedux);
                marqueeState = $marqueeRedux.data('marqueeState');
                
                if ($marqueeRedux.data('paused') !== true) {
                    // TODO read scrollamount, dir, behavior, loops and last from data
                    marqueeRedux[marqueeState.axis] += (marqueeState.scrollamount * marqueeState.dir);

                    // only true if it's hit the end
                    hitedge = marqueeState.dir == -1 ? marqueeRedux[marqueeState.axis] <= getReset(marqueeState.dir * -1, marqueeRedux, marqueeState) : marqueeRedux[marqueeState.axis] >= getReset(marqueeState.dir * -1, marqueeRedux, marqueeState);
                    
                    if ((marqueeState.behavior == 'scroll' && marqueeState.last == marqueeRedux[marqueeState.axis]) || (marqueeState.behavior == 'alternate' && hitedge && marqueeState.last != -1) || (marqueeState.behavior == 'slide' && hitedge && marqueeState.last != -1)) {                        
                        if (marqueeState.behavior == 'alternate') {
                            marqueeState.dir *= -1; // flip
                        }
                        marqueeState.last = -1;

                        $marqueeRedux.trigger('stop');

                        marqueeState.loops--;
                        if (marqueeState.loops === 0) {
                            if (marqueeState.behavior != 'slide') {
                                marqueeRedux[marqueeState.axis] = getReset(marqueeState.dir, marqueeRedux, marqueeState);
                            } else {
                                // corrects the position
                                marqueeRedux[marqueeState.axis] = getReset(marqueeState.dir * -1, marqueeRedux, marqueeState);
                            }

                            $marqueeRedux.trigger('end');
                        } else {
                            // keep this marquee going
                            newMarqueeList.push(marqueeRedux);
                            $marqueeRedux.trigger('start');
                            marqueeRedux[marqueeState.axis] = getReset(marqueeState.dir, marqueeRedux, marqueeState);
                        }
                    } else {
                        newMarqueeList.push(marqueeRedux);
                    }
                    marqueeState.last = marqueeRedux[marqueeState.axis];

                    // store updated state only if we ran an animation
                    $marqueeRedux.data('marqueeState', marqueeState);
                } else {
                    // even though it's paused, keep it in the list
                    newMarqueeList.push(marqueeRedux);                    
                }
            }

            newMarquee = newMarqueeList;
            
            if (newMarquee.length) {
                setTimeout(animateMarquee, 25);
            }            
        }
        
        // TODO consider whether using .html() in the wrapping process could lead to loosing predefined events...
        this.each(function (i) {
            var $marquee = $(this),
                width = $marquee.attr('width') || $marquee.width(),
                height = $marquee.attr('height') || $marquee.height(),
                $marqueeRedux = $marquee.after('<div ' + (klass ? 'class="' + klass + '" ' : '') + 'style="display: block-inline; width: ' + width + 'px; height: ' + height + 'px; overflow: hidden; padding-top: 4px"><div style="float: left; white-space: nowrap;">' + $marquee.html() + '</div></div>').next(),
                marqueeRedux = $marqueeRedux.get(0),
                hitedge = 0,
                direction = ($marquee.attr('direction') || 'left').toLowerCase(),
                marqueeState = {
                    dir : /down|right/.test(direction) ? -1 : 1,
                    axis : /left|right/.test(direction) ? 'scrollLeft' : 'scrollTop',
                    widthAxis : /left|right/.test(direction) ? 'scrollWidth' : 'scrollHeight',
                    last : -1,
                    loops : $marquee.attr('loop') || -1,
                    scrollamount : $marquee.attr('scrollamount') || this.scrollAmount || 2,
                    behavior : ($marquee.attr('behavior') || 'scroll').toLowerCase(),
                    width : /left|right/.test(direction) ? width : height
                };
            
            // corrects a bug in Firefox - the default loops for slide is -1
            if ($marquee.attr('loop') == -1 && marqueeState.behavior == 'slide') {
                marqueeState.loops = 1;
            }

            $marquee.remove();
            
            // add padding
            if (/left|right/.test(direction)) {
                $marqueeRedux.find('> div').css('padding', '0 ' + width + 'px');
            } else {
                $marqueeRedux.find('> div').css('padding', height + 'px 0');
            }
            
            // events
            $marqueeRedux.bind('stop', function () {
                $marqueeRedux.data('paused', true);
            }).bind('pause', function () {
                $marqueeRedux.data('paused', true);
            }).bind('start', function () {
                $marqueeRedux.data('paused', false);
            }).bind('unpause', function () {
                $marqueeRedux.data('paused', false);
            }).data('marqueeState', marqueeState); // finally: store the state
            
            // todo - rerender event allowing us to do an ajax hit and redraw the marquee

            newMarquee.push(marqueeRedux);

            marqueeRedux[marqueeState.axis] = getReset(marqueeState.dir, marqueeRedux, marqueeState);
            $marqueeRedux.trigger('start');
            
            // on the very last marquee, trigger the animation
            if (i+1 == last) {
                animateMarquee();
            }
        });            

        return $(newMarquee);
    };
}(jQuery));



$(document).ready(function() {

	$('marquee').marquee().mouseover(function () {
		$(this).trigger('stop');
	}).mouseout(function () {
		$(this).trigger('start');
	});
	
	$("a.fancybox").fancybox({
		'titlePosition':'over'
	});
	
	var origwidth 	= 0;
	var origheight 	= 0;
	var newwidth 	= 0;
	var newheight 	= 0;
	
	if($.browser.msie && $.browser.version=="6.0") {
		$("a.homepagezoom").hover(function() {
			$(this).find('img').addClass("hover").addClass("ie6Hover");
			} , function() {
			$(this).find('img').removeClass("hover").removeClass("ie6Hover");
		});
	}
	else {
		$("a.homepagezoom").hover(function() {
			origwidth 	= parseInt(300);
			origheight 	= parseInt(200);
			newwidth 	= parseInt(origwidth)+30;
			newheight 	= parseInt(origheight)+20;
			
			//$(this).css({'z-index' : '0'}); /*Add a higher z-index value so this image stays on top*/ 
			$(this).find('img').addClass("hover").stop() /* Add class of "hover", then stop animation queue buildup*/
				.animate({
					top: '-10px',
					left: '0',
					width: newwidth+'px', /* Set new width */
					height: newheight+'px' /* Set new height */
				}, 100); /* this value of "200" is the speed of how fast/slow this hover animates */

			} , function() {
			//$(this).css({'z-index' : '0'}); /* Set z-index back to 0 */
			$(this).find('img').removeClass("hover").stop()  /* Remove the "hover" class , then stop animation queue buildup*/
				.animate({
					top: '0',
					left: '15px',
					width: origwidth+'px', /* Set width back to default */
					height: origheight+'px' /* Set height back to default */
				}, 0);
		});
	}

});