求`图片切换的效果,点击按钮时更换图片,图片打开的时候要带效果。 正确马上给分!
求图片切换的效果,点击按钮时更换图片,图片打开的时候要带效果。   
 网上找了好多都不行。   帮忙啊```
------解决方案-------------------- <html>  
  <head>  
  <meta http-equiv= "Page-Enter " content= "revealtrans(duration=1.0, transition=12) ">  
  <meta http-equiv= "Page-Exit " content= "revealtrans(duration=1.0, transition=12) ">  
  <style type= "text/css ">  
 	IMG {filter:revealTrans(transition=10)} 
  </style>  
  <!--参照文档对象模型.doc的第4页-->  
  <script language= "JavaScript ">    
 	function doReveal(){ 
 		document.all.myIMG.filters[ "revealTrans "].transition=document.forms[0].transChoice.value 
 		document.all.myIMG.filters[ "revealTrans "].apply() 
 		if(document.all.myIMG.src.indexOf( "desk1 ")!=-1){ 
 			document.all.myIMG.src= "img\\desk3.gif " 
 		}else{ 
 			document.all.myIMG.src= "img\\desk1.gif " 
 		} 
 		document.all.myIMG.filters[ "revealTrans "].play()  		 
 	} 
  </script>  
  </head>  
  <body>  
  <form>  
 	 <select name= "transChoice ">  
 		 <option value=0> Box in 
 		 <option value=1> Box out 
 		 <option value=2> Circle in 
 		 <option value=3> Circle out 
 		 <option value=4> Wipe up 
 		 <option value=5> wipe Down 
 		 <option value=6> Wipe right 
 		 <option value=7> Wipe left 
 		 <option value=8> Vertical blinds 
 		 <option value=9> Horizontal blinds 
 		 <option value=10> Checkerboard across 
 		 <option value=11> Checkerboard down 
 		 <option value=12> Random dissolve 
 		 <option value=13> Split vertical in 
 		 <option value=14> Split vertical out 
 		 <option value=15> Split horizontal in 
 		 <option value=16> Split horizontal out 
 		 <option value=17> Strips left down 
 		 <option value=18> Strips left up  
 		 <option value=19> Strips right down 
 		 <option value=20> Strips right up 
 		 <option value=21> Random bars horizontally 
 		 <option value=22> Random bars vertically 
 		 <option value=23> Random effect 
 	 </select>  
 	 </form>  
 	 <IMG ID= "myIMG " src= "img\desk1.gif " onClick= "doReveal() ">  
  </body>  
  </html>