function?addLoadEvent?(func)?{
var?oldonload?=?window.onload;
if?(typeof?window.onload?!='function')?{
window.onload?=?func;
}else{
window.onload?=?function(){
oldonload();
func();
}
}
}
function?insertAfter(newElement,targetElement)?{
??var?parent?=?targetElement.parentNode;
??if?(parent.lastChild?==?targetElement)?{
????parent.appendChild(newElement);
??}?else?{
????parent.insertBefore(newElement,targetElement.nextSibling);
??}
??
??function?addClass(element,value){
?? if?(element.className)?{
?? var?newClassName?=?element.className;
?? newClass+="?";
?? newClass+=value;
?? element.class?=?newClassName;
?? }else{
?? element.className?=?value;
?? }
??}
function?highlightPage()?{
??if?(!document.getElementsByTagName)?return?false;
??if?(!document.getElementById)?return?false;??
??var?headers?=?document.getElementsByTagName('header');
??if?(headers.length?==?0)?return?false;
??var?navs?=?headers[0].getElementsByTagName('nav');
??if?(navs.length?==?0)?return?false;
??
??var?links?=?navs[0].getElementsByTagName("a");
??for?(var?i=0;?i<links.length;?i++)?{
??var?linkurl;
??for?(var?i=0;?i<links.length;?i++)?{
????linkurl?=?links[i].getAttribute("href");
????if?(window.location.href.indexOf(linkurl)?!=?-1)?{
??????links[i].className?=?"here";
??????var?linktext?=?links[i].lastChild.nodeValue.toLowerCase();
??????document.body.setAttribute("id",linktext);
????}
??}
??}
}
function?moveElement?(element,final_x,final_y,interval)?{
if?(!document.getElementById)?{return?false};
if?(!document.getElementById('element'))?{return?false};
var?eles?=document.getElementById('element');
if?(eles.movement)?{
clearTimeout(eles.element);
};
if?(!eles.style.left)?{
eles.style.left?=?"0px";
};
if?(!eles.style.top)?{
eles.style.top?=?"0px";
};
var?xpos?=?parseInt(eles.style.left);
var?ypos?=?parseInt(eles.style.top);
if?(xpos?==?final_x?&&?ypos?==?final_y)?{
return?true
};
if?(xpos<final_x)?{
var?dist?=Math.ceil((final_x-xpos)/10);
xpos+=dist;??
};
if?(xpos>final_x)?{
var?dist?=?Math.ceil((xpos-final_x)/10);
xpos=?xpos-dist;
};
if?(ypos<final_y)?{
var?dist?=?Math.ceil((final_y-ypos)/10);
ypos?+=dist;
};
if?(ypos>final_y)?{
var?dist?=?Math.ceil((xpos-final_y)/10);
ypos?=?ypos?-?dist;
};
eles.style.left?=?xpos+"px";
eles.style.top?=?ypos+"px";
var?repeat?=?"moveElement('"+element+"',"+final_x+","+final_y+","+interval+")";
eles.movement?=?setTimeout(repeat,interval);
}
function?prepareSlideshow()?{
if(!document.getElementById){return?false};
if?(!document.getElementById('intro'))?{return?false};
var?intro?=?document.getElementById('intro');
var?slideshow?=?document.createElement('div');
slideshow.setAttribute("id","slideshow");
var?frame?=?document.createElement('img');
frame.setAttribute("src","images/frame.gif")
frame.setAttribute("alt","");
frame.setAttribute("id","frame");
slideshow.appendChild(frame);
var?preview?=?document.createElement('img');
preview.setAttribute("src",?"images/slideshow.gif")??
preview.setAttribute("alt"?,"a?glimpse?of?what?a?awaits?you");
preview.setAttribute("id","preview");
slideshow.appendChild(preview);
insertAfter(slideshow,intro);
var?link?=?intro.getElementsByTagName('a');
for?(var?i?=?0;?i?<?link.length;?i++)?{
link[i].onmouseover?=?function(){
var?destination?=?this.getAttribute('href');
if?(destination.indexOf("index.html")!=-1?)?{
moveElement(preview,0,0,5);
};
if?(destination.indexOf("about.html")!=-1)?{
moveElement(preview,-150,0,5);
};
if?(destination.indexOf("photos.html")!=-1)?{
moveElement(preview,-300,0,5)
};
if?(destination.indexOf("live.html")!=-1)?{
moveElement(preview,450,0,5)
};
if?(destination.indexOf("contact.html")!=-1)?{
moveElement(preview,600,0,5)
};
}
};
}}
addLoadEvent(prepareSlideshow)
為什么會(huì)undefined啊，我發(fā)現(xiàn)不了問(wèn)題？？？？？求助
幕布斯6906120
2016-04-04 08:23:20
