方向指示的游標

<!--方向指示_開始-->
<script language="JavaScript">
<!--
var x, y, xold, yold, xdiff, ydiff;
var dir = Array();
dir[0] = "n-resize";
dir[1]="ne-resize";
dir[2]="e-resize";
dir[3]="se-resize";
dir[4] = "s-resize";
dir[5]="sw-resize";
dir[6]="w-resize";
dir[7]="nw-resize";
document.onmousemove = FindXY;
function display(direction) {
document.body.style.cursor = dir[direction];
}
function FindXY(loc) {
x = (document.layers) ? loc.pageX : event.clientX;
y = (document.layers) ? loc.pageY : event.clientY;
xdiff = x - xold;
ydiff = y - yold
if ((xdiff <  2) && (ydiff < -2)) display(0);
if ((xdiff <  2) && (ydiff >  2)) display(4);
if ((xdiff >  2) && (ydiff <  2)) display(2);
if ((xdiff < -2) && (ydiff <  2)) display(6);
if ((xdiff >  2) && (ydiff >  2)) display(3);
if ((xdiff >  2) && (ydiff < -2)) display(1);
if ((xdiff < -2) && (ydiff >  2)) display(5);
if ((xdiff < -2) && (ydiff < -2)) display(7);
xold = x;
yold = y;
}
-->
</script>
<!--方向指示_結束-->

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