function showList(){

               document.getElementById('list') .style.display = 'block';
}

function hideList(){
                document.getElementById('list') .style.display = 'none';
}



function showList2(){

               document.getElementById('list2') .style.display = 'block';
}

function hideList2(){
                document.getElementById('list2') .style.display = 'none';
}

function showList3(){

               document.getElementById('list3') .style.display = 'block';
}

function hideList3(){
                document.getElementById('list3') .style.display = 'none';
}

function showInfo(){

               document.getElementById('info') .style.display = 'block';
}

function hideInfo(){
                document.getElementById('info') .style.display = 'none';
}

function showInfo2(){

               document.getElementById('info2') .style.display = 'block';
}

function hideInfo2(){
                document.getElementById('info2') .style.display = 'none';
}


function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}
function changeImagesArray(array) {
	if (preloadFlag == true) {
		var d = document; var img;
		for (var i=0; i<array.length; i+=2) {
			img = null; var n = array[i];
			if (d.images) {img = d.images[n];}
			if (!img && d.getElementById) {img = d.getElementById(n);}
			if (img) {img.src = array[i+1];}
		}
	}
}
function changeImages() {
	changeImagesArray(changeImages.arguments);
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		pre_foot2_over = newImage('../mediatea/foot2_over.gif');
		pre_foot3_over = newImage('../mediatea/foot3_over.gif');
		pre_foot4_over = newImage('../mediatea/foot4_over.gif');
		pre_foot5_over = newImage('../mediatea/foot5_over.gif');
		pre_foot6_over = newImage('../mediatea/foot6_over.gif');
		preloadFlag = true;
	}
}