// JavaScript Document

<!--


// JavaScript Document

menulength = 9;

//array to make the main menu
var MenuItems= new Array(menulength+1);
MenuItems[1]=new Array("science","Science Programs","science.html",34,"y"); 
MenuItems[2]=new Array("info_educ","Information for Educators","info_educ.html",51,""); 
MenuItems[3]=new Array("info_fac","Information for Yale Faculty","info_fac.html",51,""); 
MenuItems[4]=new Array("events","Featured Events","events.html",34,"");
MenuItems[5]=new Array("volunteer","Become a Volunteer","volunteer.html",34,"");  
MenuItems[6]=new Array("contact","Contact Us","contact.html",34,"");
MenuItems[7]=new Array("directions","Directions","directions.html",34,"");
MenuItems[8]=new Array("sciatyale","Science at Yale","http://www.yale.edu/science",34,"");
MenuItems[9]=new Array("search","Search","#",34,"");

function MakeMainMenu(thesection) {
	
			document.write('<a href="#" onmouseover="hideAll3(); return true;" onmouseout="hideAll(); return true;"><img name="topspacer" src="images/global/spacer.gif" width="192" height="10" border="0"></a><BR>');	
	
	for (x=1; x<=menulength; x++) {
	
		if (thesection==MenuItems[x][0]) {
			
			document.write('<a href="' + MenuItems[x][2] + '" onmouseover="hideAll3();');
			if (MenuItems[x][4]=="y") {
				document.write('showObject(\'sub_' + MenuItems[x][0] + '\');');
			}
			document.write(' return true;" onmouseout="hideAll(); return true;"><img name="' + MenuItems[x][0] + '" src="images/menu/' + MenuItems[x][0] + '-over.gif" width="192" height="' + MenuItems[x][3] + '" border="0" alt="' + MenuItems[x][1] + '"></a><BR>');
			
		} else {
			
			document.write('<a href="' + MenuItems[x][2] + '" onmouseover="changeImages(\'' + MenuItems[x][0] + '\', \'images/menu/' + MenuItems[x][0] + '-over.gif\');hideAll3();');
			if (MenuItems[x][4]=="y") {
				document.write('showObject(\'sub_' + MenuItems[x][0] + '\');');
			}
			document.write(' return true;" onmouseout="changeImages(\'' + MenuItems[x][0] + '\', \'images/menu/' + MenuItems[x][0] + '.gif\');hideAll(); return true;"><img name="' + MenuItems[x][0] + '" src="images/menu/' + MenuItems[x][0] + '.gif" width="192" height="' + MenuItems[x][3] + '" border="0" alt="' + MenuItems[x][1] + '"></a><BR>');
			
			
		}
	
	}
	
	if (thesection=="home") {
		
		//DO NOTHING
		
	} else {
		
		document.write('<a href="index.html" onmouseover="changeImages(\'home\', \'images/menu/home-over.gif\');hideAll3();');
		document.write(' return true;" onmouseout="changeImages(\'home\', \'images/menu/home.gif\');hideAll(); return true;"><img name="home" src="images/menu/home.gif" width="192" height="34" border="0" alt="Home"></a><BR>');
			
	}
	
	
	document.write('<a href="#" onmouseover="hideAll3(); return true;" onmouseout="hideAll(); return true;"><img name="bottomspacer" src="images/global/spacer.gif" width="192" height="10" border="0"></a><BR>');
	
}



function MakeTheMenus(thismenu) {
	  
	if (thismenu=="sub_science") {
		
		//HERE ARE THE "SCIENCE" SUBMENU ITEMS
		document.write('<a href="science_k-12.html">For K-12 Students</a><br><br>');
		document.write('<a href="science_public.html">For The Public</a><br><br>');
		document.write('<a href="science_college.html">For non-Yale College Students</a>');
   
	}
	
}


function MakeSubMenus(thismenu,vpos,bluelinewidth) {
	
	//WRITE COMMON SUBMENU START ELEMENTS
	StartSubmenu(thismenu,vpos,bluelinewidth);
	  
	MakeTheMenus(thismenu);
	
	//WRITE COMMON SUBMENU END ELEMENTS
	EndSubmenu();	
	
}


function MakeAllSubmenus() {
	MakeSubMenus('sub_science','347','50');
}


function StartSubmenu(thismenu,vpos,bluelinewidth) {	
	document.write('<DIV ID="'+thismenu+'" style="position:absolute;left:102px;top:'+vpos+'px; z-index : 503; visibility:hidden" onMouseOver="clearAll()" onMouseOut="hideAll4()">');
	document.write('<table width="230" border="0" cellpadding="0" cellspacing="0"><tr><td width="90" valign="top" align="right"><img src="images/global/spacer.gif" width="10" height="15" /><BR /><img src="images/global/bluedot.gif" width="'+bluelinewidth+'" height="1" /></td><td valign="top" class="submenu">');
}

function EndSubmenu() {
		document.write('</td></tr></table></DIV>');	
}












function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		science_over = newImage("images/menu/science-over.gif");
		info_educ_over = newImage("images/menu/info_educ-over.gif");
		info_fac_over = newImage("images/menu/info_fac-over.gif");
		events_over = newImage("images/menu/events-over.gif");
		volunteer_over = newImage("images/menu/volunteer-over.gif");
		contact_over = newImage("images/menu/contact-over.gif");
		directions_over = newImage("images/menu/directions-over.gif");
		home_over = newImage("images/menu/home-over.gif");
		preloadFlag = true;
	}
}

var currentdiv = null;
var timerID = null;
ns4 = (document.layers)? true:false;
ie4 = (document.all)? true:false;
W3C = document.getElementById ? 1 : 0;

function hideAll(){
 timerID = setTimeout('hideAll2()',3000)
} 

function hideAll4(){
 timerID = setTimeout('hideAll2()',10)
} 

function clearAll(){
 clearTimeout(timerID)
} 

function hideAll2(){
	 if (ns4) {
		eval("document."+currentdiv+".visibility = 'hide'");
	} else if (ie4) {
		eval("document.all."+currentdiv+".style.visibility = 'hidden'");
	} else if (W3C) {
		eval("document.getElementById('"+currentdiv+"').style.visibility = 'hidden'");
	}
} 

function hideAll3(){
clearTimeout(timerID);
  if (currentdiv != null){
	 if (ns4) {
		eval("document."+currentdiv+".visibility = 'hide'");
	} else if (ie4) {
		eval("document.all."+currentdiv+".style.visibility = 'hidden'");
	} else if (W3C) {
		eval("document.getElementById('"+currentdiv+"').style.visibility = 'hidden'");
	}
  }
} 

function showObject(div) {
clearTimeout(timerID);
	 if (ns4) {
		eval("document."+div+".visibility = 'show'");
	} else if (ie4) {
		eval("document.all."+div+".style.visibility = 'visible'");
	} else if (W3C) {
		eval("document.getElementById('"+div+"').style.visibility = 'visible'");
	}
currentdiv = div;
}

// -->