//used by schemestructure.php to show popup box over image
//adapated from SenseToys
//to get it to work requires
//1. on page that uses it
//2.
//3.
//4. onmouseover="ShowPopupBox(\'***insert text to show***\');" onmouseout="HidePopupBox();"
//start popupbox script
var visible=false;
var popupwidth = 300;
function HidePopupBox() {
if(document.all) {
document.all['infolayer'].style.visibility='hidden';
document.all['infolayer'].style.posLeft=0;
document.all['infolayer'].style.posTop=-2000;
}
else {
document.layers['infolayer'].visibility = 'hide';
document.layers['infolayer'].left=0;
document.layers['infolayer'].top=-2000;
}
visible=false;
}
function ShowPopupBox(text) {
visible=true;
if(document.all) {
document.all['infolayer'].innerHTML = '
');
document.close();
visibility = 'show';
}
}
}
function BewegeLayer() {
if (document.all) {
getPos(0);
}
else {
this.captureEvents(Event.MOUSEMOVE);
this.onmousemove=getPos;
}
}
function getPos(ev) {
Xadjust = 0; //no adjustments needed
if (document.all) {
//HF amended to adjust for window scrolling
//have guessed for other version
//note: must use documentElement not body to ensure IE6 compatibility
//this code will not work on previous versions of IE
setPos(event.clientX+Xadjust+document.documentElement.scrollLeft,event.clientY+10+document.documentElement.scrollTop);
}
else {
setPos(ev.pageX+Xadjust+document.documentElement.scrollLeft,ev.pageY+10+document.documentElement.scrollTop);
this.routeEvent(ev);
}
}
function setPos(x,y) {
if (visible) {
if (document.all) {
document.all['infolayer'].style.posLeft=x;
document.all['infolayer'].style.posTop=y;
}else {
document.layers['infolayer'].left=x;
document.layers['infolayer'].top=y;
}
}else {
if (document.all) {
document.all['infolayer'].style.posLeft=0;
document.all['infolayer'].style.posTop=-2000;
}else {
document.layers['infolayer'].left=0;
document.layers['infolayer'].top=-2000;
}
}
}
function InitLayer() {
if (document.all) document.onmousemove=BewegeLayer;
else if (document.layers) BewegeLayer();
}
//end popupbox script