//Global Variables
var selectedLaunchTD;
var sLTDDistFromTop;
var sLTDDistFromLeft;
var sLTDHeight;
var sLTDWidth;
var enteringDIV;
var docLeftMargin;
var docTopMargin;
var curTopLevelNavNum;
var leftPosAdjustment = 4;
var topPosAdjustment = 57;
//

//Initial Parameters
var nav_array = new Array();
var nav_header_topString = '<table cellpadding="0" cellspacing="0" border="0"><tr><td width="12" height="33"><img src="Images/Nav1_Over.gif"/></td><td valign="middle" align="center" class="navigation_header_over"><nobr>';
var nav_header_bottomString= '</nobr></td><td width="12" height="33"><img src="Images/Nav1_Over.gif"/></td></tr></table>';
var nav_header_over_topString = '<table cellpadding="0" cellspacing="0" border="0"><tr><td width="12" height="33"><img src="Images/Nav1_Left.gif"/></td><td valign="middle" align="center" class="navigation_header"><nobr>';
var nav_header_over_bottomString= '</nobr></td><td width="12" height="33"><img src="Images/Nav1_Right.gif"/></td></tr></table>';
var nav_submenu_topString = '<table cellpadding="0" cellspacing="0"><tr><td><img src="Images/Nav2_Null_Left.gif" width="20" height="24"/></td><td width="100%" valign="middle" class="navigation_load" bgcolor="#62A3A9"><nobr>';
var nav_submenu_bottomString = '</nobr></td><td><img src="Images/Nav2_Null_Right.gif" width="20" height="24"/></td></tr></table>';
var nav_submenu_over_topString = '<table cellpadding="0" cellspacing="0"><tr><td><img src="Images/Nav2_Selected_Left.gif" width="20" height="24"/></td><td width="100%" valign="middle" class="navigation_load" bgcolor="#4B7C7A"><nobr>';
var nav_submenu_over_bottomString = '</nobr></td><td><img src="Images/Nav2_Selected_Right.gif" width="20" height="24"/></td></tr></table>';
var divHTMLString = '';

nav_array = [[['Home', 'http://www.wimbledonpark.com/index.html'], ['How&nbsp;To&nbsp;Join&nbsp;WPRA', 'http://www.wimbledonpark.com/how_to_join.html'], ['Recent&nbsp;News&nbsp;&amp;&nbsp;Events', 'http://www.wimbledonpark.com/news_events.html']],  [['Current&nbsp;Issues', 'http://www.wimbledonpark.com/tbc.html'], ['Wimbledon Park Hall','http://www.wimbledonpark.com/hall_progress.html'],['When&nbsp;You\'re&nbsp;Away...', 'http://www.wimbledonpark.com/issue_3.html']],  [['Documents', 'http://www.wimbledonpark.com/documents.html'], ['Meeting&nbsp;Minutes', 'http://www.wimbledonpark.com/meeting_minutes.html'], ['Newsletters', 'http://www.wimbledonpark.com/newsletters.html']],  [['About&nbsp;Us', 'http://www.wimbledonpark.com/about_Us.html'], ['Committee&nbsp;Members', 'http://www.wimbledonpark.com/committee_members.html'], ['Street&nbsp;Reps', 'http://www.wimbledonpark.com/street_reps.html'],['Constitution', 'http://www.wimbledonpark.com/constitution.html'], ['Local&nbsp;History', 'http://www.wimbledonpark.com/about_Us.html'], ['Contact&nbsp;Us', 'http://www.wimbledonpark.com/contact_us.html']], [['Links', 'http://www.wimbledonpark.com/links.html'], ['Wimbledon&nbsp;Tennis', 'http://www.wimbledonpark.com/tennis.html']], [['Discussion', 'http://www.kenmccallum.co.uk/WPRA/discussion.asp']]];
//

function showNavigation(launchTD, NextLevelNav, NextLevelNavNum) {
				 
      if (enteringDIV != null) {
			      enteringDIV.style.display = "none";
			}
			
			clearSwappedSubDIV();
			
			curTopLevelNavNum = NextLevelNavNum
			swapTopDIV('topDIV' + curTopLevelNavNum);
			
			docTopMargin = parseInt(document.body.topMargin);
			docLeftMargin = parseInt(document.body.leftMargin);
			
			document.body.style.cursor = 'hand';
						
			selectedLaunchTD = launchTD;
      sLTDDistFromTop = parseInt(selectedLaunchTD.offsetTop) + docTopMargin;
      sLTDDistFromLeft = parseInt(selectedLaunchTD.offsetLeft) + docLeftMargin;
      sLTDHeight = parseInt(selectedLaunchTD.offsetHeight);
      sLTDWidth = parseInt(selectedLaunchTD.offsetWidth);
      
      showNextLevelNav(NextLevelNav + NextLevelNavNum);
			
}

function showNextLevelNav(NextLevelNav) {

      enteringDIV = document.all(NextLevelNav);
      enteringDIV.style.display = "";
      enteringDIV.style.left = sLTDDistFromLeft + leftPosAdjustment;
      enteringDIV.style.top = sLTDDistFromTop + sLTDHeight + topPosAdjustment;;
			window.event.cancelBubble = true;				
}

function checkNavigation() {
						
		if (enteringDIV != null) {
		    					
				eDOffSL = parseInt(enteringDIV.offsetLeft);
				eDOffSW = parseInt(enteringDIV.offsetWidth);					
				eDOffSH = parseInt(enteringDIV.offsetHeight);
				eDOffST = parseInt(enteringDIV.offsetTop);
				
				if ((window.event.x < (eDOffSL + 2)) || (window.event.x > ((eDOffSL + eDOffSW) - 1)) || (window.event.y > ((eDOffST + eDOffSH) - 1)) || (window.event.y < eDOffST)) {
				    
				  close_Menu()
						
				}															
		}
}

function close_Menu() {

	enteringDIV.style.display = 'none';							
  document.body.style.cursor = 'auto';
  clearSwappedSubDIV();
  clearSwappedTopDIV();

}

//Change sub DIV's on mouseover

var previouslySwappedSubDIV = '';
var previouslySwappedTopDIV = '';
			
function swapSubDIV(Div1) {

clearSwappedSubDIV();

eval("document.all(\"" + Div1 + "\").style.display='none'");
eval("document.all(\"OVER" + Div1 + "\").style.display=''");
				
previouslySwappedSubDIV = Div1;
				
};

function swapTopDIV(Div2) {

clearSwappedTopDIV();

eval("document.all(\"" + Div2 + "\").style.display='none'");
eval("document.all(\"OVER" + Div2 + "\").style.display=''");

previouslySwappedTopDIV = Div2;

};

function clearSwappedTopDIV() {
	
	if (previouslySwappedTopDIV != '') {
	
	eval("document.all(\"OVER" + previouslySwappedTopDIV + "\").style.display='none'");
  eval("document.all(\"" + previouslySwappedTopDIV + "\").style.display=''");
	
	previouslySwappedSubDIV = '';
	
	}

};

function clearSwappedSubDIV() {

  if (previouslySwappedSubDIV != '') {
	
	eval("document.all(\"OVER" + previouslySwappedSubDIV + "\").style.display='none'");
  eval("document.all(\"" + previouslySwappedSubDIV + "\").style.display=''");
	
	}
	
};