?? 6.htm
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<HTML>
<HEAD>
<title>DHTML Demo</TITLE>
<SCRIPT LANGUAGE="JavaSCript">
<!--
function init()
{
block=blockDiv.style
block.xpos=parseInt(block.left)
block.ypos=parseInt(block.top)
block.activeleft=false
block.activeright=false
block.activeup=false
block.activedown=false
document.onkeydown=keyDown
document.onkeyup=keyUp
}
function keyDown(e) {
{var ieKey=event.keyCode; var nKey=0}
if (( ieKey==50) && !block.activeleft)
{block.activeleft=true
block.activeright=false
slideleft()
}
if (( ieKey==52) && !block.activeright)
{
block.activeright=true
block.activeleft=false
slideright()
}
if(( ieKey==54)&& !block.activeup)
{
block.activeup=true
block.activedown=false
slideup()
}
if ((ieKey==56) && !block.activedown)
{
block.activedown=true
block.activeup=false
slidedown()
}
}
function keyUp(e) {
{var ieKey=event.keyCode;}
if( ieKey==50) block.activeleft=false
if( ieKey==52) block.activeright=false
if( ieKey==54) block.activeup=false
if( ieKey==56) block.activedown =false
}
function slideleft() {
if (block.activeleft){
block.xpos-=5
block.left=block.xpos
status="x:"+ block.xpos+"y:"+ block.ypos
setTimeout("slideleft()",20)
}
}
function slideright(){
if(block.activeright){
block.xpos+=5
block.left=block.xpos
status="x:"+block.xpos+"y:" + block.ypos
setTimeout("slideright()",20)
}
}
function slideup() {
if(block.activeup){
block.ypos-=5
block.top=block.ypos
status="x:"+block.xpos +"y:"+block.ypos
setTimeout("slideup()",20)
}
}
function slidedown() {
if (block.activedown) {
block.ypos+=5
block.top=block.ypos
status="x:"+block.xpos+"y:" + block.ypos
setTimeout("slidedown()",20)
}
}
//-->
</SCRIPT>
</HEAD>
<BODY onLoad="init()">
<P>
<BR>2 向下,4向左，6向右，8向上
</P>
<DIV ID="blockDiv" STYLE="position:absolute;left:50;top:85;width:40;">
<IMG SRC="suzh1.jpg" WIDTH=40 HEIGHT=40 BORDER=0>
</DIV>
</BODY>
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