/*
	script_global.js
	Global scripting for wpl.ca - flyout handlers
	2003.06.05

	CSS by Gordon Hicks, Gherkin Works - <hicks@gherkin.com> - (c)2003, all rights reserved
*/


var flyoutHoldDuration = 500; // ms (Flyout will stay open this long after release - allows user time to move mouse to flyover links)
var flyoutHoldTime = new Date(); // this is the time of the most recent 'hold'
var flyoutVisible = null;  // this flyout is currently visible
var flyoutHold = false; // flag to hold open the visible flyout

function showFlyout(sectionName) {
	if (flyoutVisible != null){
		hideFlyout();
	}
	tipID = "tip-" + sectionName;
	if (document.images){
		document.images[tipID].src = tipHot.src;
	}
	flyoutID = "flyout-" + sectionName;
	if (document.layers){
		document.layers[flyoutID].visibility='visible';
	}
	else if (document.all) {
		document.all[flyoutID].style.visibility='visible';
	}
	else if (document.getElementById) {
		document.getElementById(flyoutID).style.visibility='visible';
	}
	flyoutVisible = sectionName;
	flyoutHold = true;
	flyoutHoldTime = new Date();
}

function releaseFlyout(sectionName) {
	// release the flyout hold and initiate timeout
	if ( flyoutVisible == sectionName) {
		flyoutHold = false;
		flyoutHoldTime = new Date();
		setTimeout( "timeoutFlyout(flyoutHoldDuration)" , flyoutHoldDuration );
	}
}

function timeoutFlyout() {
	now = new Date(); // now
	if ( flyoutVisible && !flyoutHold && now.getTime() > flyoutHoldTime.getTime() + flyoutHoldDuration - 1 ) {
		// if (flyoutVisible.link.imgTipSrc) flyoutVisible.link.imgTip.src = flyoutVisible.link.imgTipSrc; // return the tipdown graphic normal
		hideFlyout(flyoutVisible);
	}
} 

function holdFlyout(sectionName) {
	// hold open the flyout
	if ( flyoutVisible == sectionName ) {
		flyoutHold = true;
		flyoutHoldTime = new Date();
	}
}

function hideFlyout() {
	if (flyoutVisible != null){
		tipID = "tip-" + flyoutVisible;
		if (document.images){
			document.images[tipID].src = tipNorm.src;
		}
		flyoutID = "flyout-" + flyoutVisible;
		if (document.layers){
				document.layers[flyoutID].visibility='hidden';
		}
		else if (document.all) {
			document.all[flyoutID].style.visibility='hidden';
		}
		else if (document.getElementById) {
			document.getElementById(flyoutID).style.visibility='hidden';
		}
	}
	flyoutVisible = null;
	flyoutHold = false;
}