js实现全景图效果.htm

=== === === === JavaScript经典源代码收集

<div id="div1" style="cursor:hand;position:absolute;width:500;height:190;overflow:hidden;border:1 solid red" onmouseover="clearTimeout(scrl);" onmousemove="getpos()" onmouseout="change(1);"><img src="out500b.jpg" onload="change(1);"></div>
<script>
var scrl,direction="right";
var x,xold,xdiff, i=1;

function change(start){
if(direction == "right"){
    if(div1.scrollTop+190 < div1.scrollHeight){
        div1.scrollTop += 190;
    }
    else{
        div1.scrollTop = 0;
    }
}
else{
    if(div1.scrollTop-190 > 0){
        div1.scrollTop -= 190;
    }
    else{
        div1.scrollTop = div1.scrollHeight;
    }
}
if(start) scrl = setTimeout("change(1)",100);
else clearTimeout(scrl);
}

function getpos(){
x = event.clientX;
xdiff = x - xold;
xold = x;
if(xdiff>0) direction = "right";
if(xdiff<0) direction = "left";
change(0);
}
</script>