//********************************************************************************************
//' TSMouseOverHelp.js
//' This Script Library is the intellectual property of Teamwork Solutions, Inc.
//' Permission to use is granted AS-IS for use in applications provided this 
//' disclaimer remains in place.
//
//' For information on licensing or updates of this JavaScript Library, please contact:
//'
//'          Scott Good or Steve Branam
//'          Teamwork Solutions, Inc.
//'          1880 MacKenzie Drive
//'          Suite 201
//'          Columbus, OH  43220
//'
//'          614-457-7100
//'          614-457-8200 (fax)
//'		   http://www.teamsol.com
//'
//' Copyright 1992-2006 Teamwork Solutions, Inc.
//' All rights reserved worldwide.
//********************************************************************************************
/////////////////////////////////////////////////////////////////////////////////
// tsMouseOverHelp function and class definition
// This library may be freely used and modified as 
// long as these comments at or near the top remain
// http://www.henrynewberry.com
/////////////////////////////////////////////////////////////////////////////////

var tsmoObjects = new Array()			// Holds all the objects for this page

//this is the function that is called from the HTML where teh mouseover label is to be placed.
// Paremters are:
// 	label = The text that appears on the page
//	content = the popup message that appears (may include HTML tags)
//	poHeight = OPTIONAL - Height of the popup frame - defaults to fit to content
//	poWidth = OPTIONAL - Width of the popup frame - defaults to fit to content
//	poClass = OPTIONAL Class used with the popup frame - defaults to tsMouseOverHelp
// 	moClass = OPTIONAL Class used with the mouseover link - defaults to tsMouseOverLink.
function tsMouseOverHelp(label, content, poHeigth, poWidth, poClass, moClass) {
	
	idx = tsmoObjects.length;
	
	var lh = (poHeigth) ? poHeigth : 0;
	var lw = (poWidth) ? poWidth : 0;
	var poc = (poClass) ? poClass : "tsMouseOverHelp"
	var moc = (moClass) ? moClass : "tsMouseOverLink"
	var sname = "tsmoHelpSpan_" + idx
	tsmoObjects[idx] = new tsmoHelp(label, content, lh, lw, poc, moc, idx, sname);
	
	var outHtml = ""
	outHtml += "<span id=\"" + sname + "\" ";
	outHtml += "style=\"display:none; position:absolute; z-index:300\" ";
	outHtml +=  "class=\"" + poc + "\">" + unescape(content) + "</span>";
		
	outHtml += "<a href=\"javascript:tsmohnull()\" ";
	outHtml += "class=\"" + moc + "\" ";
	outHtml += "onMouseOver=\"tsmoObjects[" + idx + "].display(this, event)\" ";
	outHtml += "onMouseOut=\"tsmoObjects[" + idx + "].hide()\">" + unescape(label) + "</a>";
	
	document.write(outHtml)
}

// This is the Class definition for the Mouse Over Help Process
function tsmoHelp(inplabel, inpcontent, poHeight, poWidth, inppoClass, inpmoClass, inpidx, inpspName) {
	this.label = unescape(inplabel)
	this.content = unescape(inpcontent)
	
	this.display = tsmoHelpDisplay
	this.hide = tsmoHelpHide
	this.height = (poHeight) ? poHeight : 0;
	this.width = (poWidth) ? poWidth : 0;
	this.poClass = (inppoClass) ? inppoClass : "tsMouseOverHelp"
	this.moClass = (inpmoClass) ? inpmoClass : "tsMouseOverLink"
	this.spName = (inpspName) ? inpspName : "tsmoHelpSpan_" + inpidx
	this.isactive = 0;
}

// This function is a method of the tsmoHelp class
function tsmoHelpDisplay(srcobj, evt) {
	if (this.isactive) return;
	var cursor = tsgetPosition(evt)
	//var tsmospan = document.getElementById("tsmoHelpSpan")
	var tsmospan = document.getElementById(this.spName)
	//tsmospan.innerHTML = "<span>" + this.content + "</span>"
	offset=15;
	tsmospan.style.top=cursor.y + offset;
	tsmospan.style.left=cursor.x + offset;
	if (this.height) { tsmospan.style.height = this.height }
	if (this.width) { tsmospan.style.width = this.width }
	tsmospan.style.display= "block";
	this.isactive = 1;
}

// This function is a method of the tsmoHelp class
function tsmoHelpHide() {
	//var tsmospan = document.getElementById("tsmoHelpSpan")
	var tsmospan = document.getElementById(this.spName)
	tsmospan.style.display= "none";
	this.isactive = 0;
}

// This function is a provides an onClick event for the link...
function tsmohnull() {}

// This function is used to determine the current position of the cursor so the popup can be properly located.
// Parameter is the event that is calling this method...
// Copied from: Beau’s Blog at: http://hartshorne.ca/2006/01/23/javascript_cursor_position/
function tsgetPosition(e) {
	e = e || window.event;
	var cursor = {x:0, y:0};
	if (e.pageX || e.pageY) {
		cursor.x = e.pageX;
		cursor.y = e.pageY;
	} else {
		docel = document.documentElement
		docbod = document.body
		cursor.x = e.clientX + (docel.scrollLeft || docbod.scrollLeft) - docel.clientLeft;
		cursor.y = e.clientY + (docel.scrollTop || docbod.scrollTop) - docel.clientTop;
	}
	return cursor;
}