function showCallout(calloutIndex,lnksArray,wndwsArray){
	if (document.getElementById){
		var i;
		var thisLnk = document.getElementById(lnksArray[calloutIndex]);
		var thisWndw;
		var currentState = thisLnk.className;
		
		//turn all links and windows off//
		for (i in lnksArray){
			thisLnk = document.getElementById(lnksArray[i]);
			thisWndw = document.getElementById(wndwsArray[i]);
			thisLnk.className = 'expand';
			setDisplay(thisWndw.id,'none');
		}
		
		//turn this one on, if not already//
		thisLnk = document.getElementById(lnksArray[calloutIndex]);
		thisWndw = document.getElementById(wndwsArray[calloutIndex]);
		
		if(currentState == 'expand'){
			thisLnk.className = 'activeftr';
			setDisplay(thisWndw.id,'block');	
		}else{
			thisLnk.className = 'expand';
			setDisplay(thisWndw.id,'none');
		}
		
	}else{
		//no getElementById//
		// TODO - consider writing code for these browsers //
	}
}