function taketour(){hideElement("first-page-content");showElement("tour-background");var tourSlides=document.getElementById("tour-background");var classAttr=document.createAttribute("class");classAttr.nodeValue="first-take-tour";tourSlides.setAttributeNode(classAttr);var contentSlider=$("#slider");var defaults={prevId:'prevBtn',nextId:'nextBtn',speed:400};showElement(defaults.nextId);showElement(defaults.prevId);var slidesNum=7;var contentSliderWidth=contentSlider.width();var lastSlideIndex=slidesNum-1;var currentSlideIndex=0;$("#slider-content").css('width',slidesNum*contentSliderWidth);$("#"+defaults.nextId).click(function(){pagingClick("next");});$("#"+defaults.prevId).click(function(){if(currentSlideIndex==0){hideElement("tour-background");hideElement(defaults.prevId);hideElement(defaults.nextId);showElement("first-page-content");}else
pagingClick("prev");});function pagingClick(dir){if(dir=="next")
currentSlideIndex=Math.min(lastSlideIndex,currentSlideIndex+1);else if(dir=="tofirst")
currentSlideIndex=0;else
currentSlideIndex=Math.max(0,currentSlideIndex-1);animate();};function animate(){var tourBackground=document.getElementById("tour-background");if(currentSlideIndex<=1){if(tourBackground.className!="first-take-tour")
tourBackground.className="first-take-tour";}else if(tourBackground.className!="take-tour")
tourBackground.className="take-tour";movement=(currentSlideIndex*contentSliderWidth*-1);$("ul",contentSlider).animate({marginLeft:movement},defaults.speed);if(currentSlideIndex>=lastSlideIndex)
hideElement(defaults.nextId);else
showElement(defaults.nextId);};this.setCurrentSlideIndex=function(){pagingClick("tofirst");};};function hideElement(elId){var el=document.getElementById(elId);el.style.visibility="hidden";el.style.display="none";};function showElement(elId){var el=document.getElementById(elId);el.style.display="block";el.style.visibility="visible";};