function verScroll(dir, spd, loop) {
	loop = true;
	direction = "up";
	speed = 10;
	scrolltimer = null;
	
	var page= eval("document.getElementById('contentLayer').style");
	
	direction = dir;

	speed = parseInt(spd);
	var y_pos = parseInt(page.top);
	if (loop == true) {
		if (direction == "dn") {

			page.top = (y_pos - (speed));
		} else {
		if (direction == "up" && y_pos < 10) {
			page.top = (y_pos + (speed));
		} else {
			if (direction == "top") {
				page.top = 10;
      		}
   		}
	}
	scrolltimer = setTimeout("verScroll(direction,speed)", 1);
 	}
}

function stopScroll() {
	loop = false;
	clearTimeout(scrolltimer);
}

function showText() {
	var myElement = document.getElementById(this.id);
	var titleText = "";
	if(this.title=="") {
		titleText = this.parentNode.title;
	} else {
		titleText = this.title;
	}
	document.getElementById("projectTitle").innerHTML=titleText;
}

function hideText() {
	document.getElementById("projectTitle").innerHTML="";
}

function getAllImages() {
	allImages = document.getElementsByTagName('IMG');
	for(i=0;i<allImages.length;i++) {
		if(allImages[i].className=="contentImage") {
			allImages[i].onmouseover = showText;
	    	allImages[i].onmouseout = hideText;
	    }	   
	}
}