/* Set global variables */
var aryImgs = new Array(15);
var aryCaps = new Array(15);
var aryZooms = new Array(15);
var bolImages = false;		
var imgCounter = 0;
var imgCurrent = 0;
var xtraFacts = "";


/*------------------------------*/
/* Initialiaze Photo Slideshow  */
/*  called on page Load         */
/*------------------------------*/
function init_Img()
{
	if (bolImages)
	{
		document.getElementById('imgShowing').innerHTML="Photo "+(imgCurrent+1)+" of "+(imgCounter+1) + "  |  Zoom Photo +";
	}
}

/*------------------------------*/
/* Page through to the next     */
/*  Image or loop back to the   */
/*  first                       */
/*------------------------------*/
function next_img()
{
	imgCurrent += 1;
	if (imgCurrent > imgCounter)
	{
		imgCurrent = 0;
	}	
	document.getElementById('mainImg').src=aryImgs[imgCurrent];
	document.getElementById('imgCap').innerHTML=unescape(aryCaps[imgCurrent]);
	document.getElementById('imgZoom').href=aryZooms[imgCurrent];
	document.getElementById('imgShowing').innerHTML=(imgCurrent+1)+" of "+(imgCounter+1);
}

function next_img_zm()
{
	imgCurrent += 1;
	if (imgCurrent > imgCounter)
	{
		imgCurrent = 0;
	}	
	document.getElementById('mainImg').src=aryImgs[imgCurrent];
	document.getElementById('imgCap').innerHTML=unescape(aryCaps[imgCurrent]);
	document.getElementById('imgShowing').innerHTML=(imgCurrent+1)+" of "+(imgCounter+1);
}

function any_img_zm(imgRef)
{
	imgCurrent = parseInt(imgRef);

	document.getElementById('mainImg').src=aryImgs[imgCurrent];
	document.getElementById('imgCap').innerHTML=unescape(aryCaps[imgCurrent]);
	document.getElementById('imgShowing').innerHTML=(imgCurrent+1)+" of "+(imgCounter+1);
}


/*------------------------------*/
/* Page through to the previous */
/*  Image or loop back to the   */
/*  last                        */
/*------------------------------*/
function prev_img()
{
	
	imgCurrent -= 1;
	if (imgCurrent < 0)
	{
		imgCurrent = imgCounter;
	}	
	document.getElementById('mainImg').src=aryImgs[imgCurrent];
	document.getElementById('imgCap').innerHTML=unescape(aryCaps[imgCurrent]);
	document.getElementById('imgZoom').href=aryZooms[imgCurrent];
	document.getElementById('imgShowing').innerHTML=(imgCurrent+1)+" of "+(imgCounter+1);
}

function prev_img_zm()
{
	
	imgCurrent -= 1;
	if (imgCurrent < 0)
	{
		imgCurrent = imgCounter;
	}	
	document.getElementById('mainImg').src=aryImgs[imgCurrent];
	document.getElementById('imgCap').innerHTML=unescape(aryCaps[imgCurrent]);
	document.getElementById('imgShowing').innerHTML=(imgCurrent+1)+" of "+(imgCounter+1);
}


function textSize(d) {
	document.getElementById('smallResize').style.color="#003300";
	document.getElementById('medResize').style.color="#003300";
	document.getElementById('largeResize').style.color="#003300";
	switch (d) {
		case "+" :
			document.getElementById('largeResize').style.color="#999";
			setStyleByClass('p','articleGraf','fontSize','17px');
		break;
		case "0" :
			document.getElementById('medResize').style.color="#999";
			setStyleByClass('p','articleGraf','fontSize','12px');
		break;
		case "-" :
			document.getElementById('smallResize').style.color="#999";
			setStyleByClass('p','articleGraf','fontSize','11px');
		break;
		default : setStyleByClass('p','articleGraf','fontSize','11px');
	}
	
}