// ************************************************************************
// This page contains all the JavaScript required for the index page only
// ************************************************************************


// This section controls the image replacement onmouseover for top 4 images
	var bTranState = new Array(0, 0, 0, 0);
	function fnToggle(which) {
	    if (bTranState[which] == '0') { 
			bTranState[which] = 1;
			document.getElementById('pic'+which).src = "images/banpic"+(which+1)+"a.jpg";
			document.getElementById('picLb'+which).style.display = 'block';
			document.getElementById('picDiv'+which).style.cursor = 'pointer';

		}
	    else {  
			bTranState[which] = 0;
			document.getElementById('pic'+which).src = "images/banpic"+(which+1)+".jpg";
			document.getElementById('picLb'+which).style.display = 'none';
			document.getElementById('picDiv'+which).style.cursor = 'default';

		}
	}

// Preload the onmouseover versions of the top 4 images
	imgObjArr = new Array(new Image(), new Image(), new Image(), new Image(), new Image());
	imgArr = new Array();
	imgArr[0] = "http://www.lata.com/images/banpic1a.jpg";
	imgArr[1] = "http://www.lata.com/images/banpic2a.jpg";
	imgArr[2] = "http://www.lata.com/images/banpic3a.jpg";
	imgArr[3] = "http://www.lata.com/images/banpic4a.jpg";
	imgArr[4] = "http://www.lata.com/images/mmbg1.jpg";
	for(i=0; i<5; i++) {
		imgObjArr[i].src = imgArr[i]; 
	}	

// Simple link mechanism when A tags aren't used to perform the actual link
	function link(where) {
		window.location = where;
	}
	
	function linkE(where) {
		window.open(where);
	}


// Main menu event handling
	var menus = 5; // the actual number of Main Menu items
	function overMain(which) { // onmouseover's for Main Menu
		// closes anything that might be open
		for(i=0; i<menus; i++) { 
			closeBox(i);
		}
		document.getElementById('mbox'+which).style.display = 'inline';
		document.getElementById('main'+which).setAttribute("class", "menuoptover");
		document.getElementById('main'+which).setAttribute("className", "menuoptover");
	}
	function offMain(which) { // onmouseout for Main Menu
		closeBox(which);
	}
	function closeBox(which) { // closes and resets Main Menu items
		document.getElementById('mbox'+which).style.display = 'none';
		document.getElementById('main'+which).setAttribute("class", "menuopt");
		document.getElementById('main'+which).setAttribute("className", "menuopt");
	}


// Fixes the problem with IE6:hover incompatibilities
function ie6mainOn(which) {
	document.getElementById(which).style.borderColor = '#FFFFFF';
	document.getElementById(which).style.borderWidth = '1px 0px 1px 0px';
	document.getElementById(which).style.borderStyle = 'dotted';
	document.getElementById(which).style.padding = '2px 0px 2px 3px';
	document.getElementById(which).style.color = '#FFFFFF';
	document.getElementById(which).style.cursor = 'pointer';
}
function ie6mainOff(which) {
	document.getElementById(which).style.borderColor = '';
	document.getElementById(which).style.borderWidth = '';
	document.getElementById(which).style.borderStyle = '';
	document.getElementById(which).style.padding = '';
	document.getElementById(which).style.color = '';
	document.getElementById(which).style.cursor = '';
}