// JavaScript Document
function doImages(n)
{
	
	if( n <= headingLength[dropDownNumber]){ 
	document.getElementById("enlarg1").src=headings[dropDownNumber][n].src; 
	}
	 }
	 
	 
function accnav(n)
{

}
function doThumb(n){
	dropDownNumber = n;
	for(var i=1;i <=10; i++)
	{
		if(i <= headingLength[n])
		{
			
			var elem="thumb"+i.toString(10);
			document.getElementById(elem).src = headingsT[n][i].src;
		}else{
		var elem="thumb"+i.toString(10);
			document.getElementById(elem).src = imageBlank.src;
		}
	}
	document.getElementById("enlarg1").src=headings[dropDownNumber][1].src; 
}