js는 이미지 숨기기 및 표시 구현 code_javascript 기술을 호출합니다.

复제대码 代码如下:

<머리>

<스크립트>
var intTimeStep=20;
var isIe=(window.ActiveXObject)?true:false;
var intAlphaStep=(isIe)?5:0.05;
var curSObj=null;
var curOpacity=null;
함수 startObjVisible(objId)
{
curSObj=document.getElementById(objId);
setObjState();
}
함수 setObjState(evTarget)
{
if (curSObj.style.display==""){curOpacity=1;setObjClose();}
else{
if (isIe)
{
curSObj.style.cssText='DISPLAY: 없음;Z-INDEX: 1; 필터: 알파(불투명도=0); 위치: 절대;';
curSObj.filters.alpha.opacity=0;
}else
{
curSObj.style.opacity=0
}
curSObj.style.display='';
curOpacity=0;
setObjOpen();
}
}
function setObjOpen()
{
if(isIe)
{
curSObj.filters.alpha.opacity =intAlphaStep;
if (curSObj.filters.alpha.opacity<100) setTimeout('setObjOpen()',intTimeStep);
}else{
curOpacity =intAlphaStep;
curSObj.style.opacity =curOpacity;
if (curOpacity<1) setTimeout('setObjOpen()',intTimeStep);
}
}
function setObjClose()
{
if(isIe)
{
curSObj.filters.alpha.opacity-=intAlphaStep;
if (curSObj.filters.alpha.opacity>0) {
setTimeout('setObjClose()',intTimeStep);}
else {curSObj.style.display="none";}
}else{
curOpacity-=intAlphaStep;
if (curOpacity>0) {
curSObj.style.opacity =curOpacity;
setTimeout('setObjClose()',intTimeStep);}
else {curSObj.style.display='none';}
}
}