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本帖最后由 wuyvzhang 于 2016-8-2 17:25 编辑
//Declaration
var bEnabled=true;
var objTag;
//attach to events
attachEvent("onmouseover",evtMouseOver);
attachEvent("onmouseout",evtMouseOut);
attachEvent("onmousedown",evtMouseDown);
attachEvent("onmouseup",evtMouseUp);
attachEvent("onclick",evtClick);
//Initialize
function init()
{
if (enabled)
{
element.src=normalMap;
element.style.cursor="hand";
}
else
element.src=disabledMap;
if (tooltips)
element.alt=tooltips;
element.style.filter += "alpha(opacity=100)";
}
//event handler for mouse over
function evtMouseOver()
{
if (event.srcElement != element) return;
if (!bEnabled) return;
if (transparency)
element.filters.alpha.opacity=alpha;
else
element.src=mouseOverMap;
if (tipsInStatus) window.status=tooltips;
}
//event handler for mouse out
function evtMouseOut()
{
if (event.srcElement != element) return;
if (!bEnabled) return;
if (transparency)
element.filters.item("alpha").opacity=100;
else
element.src=normalMap;
if (tipsInStatus) window.status="";
}
//event handler for mouse down
function evtMouseDown()
{
if (event.srcElement != element) return;
if (!bEnabled) return;
if (transparency)
element.filters.item("alpha").opacity=100;
else
element.src=mouseDownMap;
}
//event handler for mouse up
function evtMouseUp()
{
if (event.srcElement != element) return;
if (!bEnabled) return;
if (transparency)
element.filters.item("alpha").opacity=100;
else
element.src=mouseOverMap;
}
//event handler for click
function evtClick()
{
if (submitForm) eval(submitForm).submit();
}
//property changed for enabled
function evtEnabledChanged(vValue)
{
if (vValue)
{
element.src=normalMap;
element.style.cursor="hand";
}
else
{
element.src=disabledMap;
element.style.cursor="normal";
}
bEnabled=vValue;
}
//property get for enabled
function evtEnabledGet()
{
return bEnabled;
}
//property changed for tag
function evtTagChanged(vValue)
{
objTag=vValue;
}
//property get for tag
function evtTagGet()
{
return objTag;
}
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