function initNav() {
	if(subOn == "index") {
		$('nav_'+navOn).addClassName('on');
		}
	else {
		if(subOn != "") {
			if($('sub_'+subOn)) {
				$('sub_'+subOn).addClassName('on');
				}
			}
		}
	
	var vph = document.viewport.getDimensions().height;	
	var ch = $('content-wrap').getHeight();
	if(ch < vph) {
		nch = (vph - ch) + (ch-178);
		$('content-wrap').style.minHeight = nch+"px";
		}	
	}
	


/* ===== Start Image Slideshow ===== */

var ssNum;
var ssPrev;
var ssNext;
var ssTot;
var ssPhotos;
var ssPath = ""; // Optional

// Pre-load images
if(typeof ssPhotos != "undefined") {
	for(p=0;p<ssPhotos.length;p++) {
		newPhoto = "photo"+p;
		newPhoto = new Image();
		newPhoto.src = ssPath+ssPhotos[p];
		}
	}

function ssPrevcb() {
    // Callback function for previous button
    ssShow(ssPrev);
    }

function ssNextcb() {
    // Callback function for next button
    ssShow(ssNext);
    }

function ssCurr(ssNum) {
    ssNum = parseInt(ssNum);
    ssPrev = ssNum-1;
    ssNext = ssNum+1;

    if(ssPrev < 0) {
        ssPrev = ssTot-1;
        }
    if(ssNext > ssTot-1) {
        ssNext = 0;
        }

    $('ssLgImg').setAttribute('src',ssPath+ssPhotos[ssNum]);
    $('ssCaption').replace('<span id="ssCaption">'+ssCaptions[ssNum]+'</span>');
    //new Effect.Appear('ssLgImg',{to: 1.0, from: 0.1, duration: 1.2});
    $('dispSSCurr').replace("<span id='dispSSCurr'> | Image "+(ssNum+1)+" of "+ ssTot +" | </span>");
    }

function ssShow(ssNum) {
	if(!ssNum) {
		ssNum = 0;
		}
    $('ssWrap').style.display="block";
    ssCurr(ssNum);
    }
    
function ssHide() {
    $('ssWrap').style.display="none";
    }    

function ssPrevImg() {
	//new Effect.Fade('ssLgImg',{to:0.1, from: 1.0, duration: 1.2, afterFinish: ssPrevcb});
	ssShow(ssPrev);
    }    
    
function ssNextImg() {
	//new Effect.Fade('ssLgImg',{to:0.1, from: 1.0, duration: 1.2, afterFinish: ssNextcb});
	ssShow(ssNext);
    }

/* ===== End Image Slideshow ===== */