function scmtooltip(img,alt,event) {
    //najdem si div
	var divpic = document.getElementById('tooltip');
    //zjistime kam
	divpic.style.left = event.clientX + 5 + document.body.scrollLeft + 'px';
	divpic.style.top = event.clientY - 20 + document.body.scrollTop + 'px';
    //vrazime tam pic podle stylu ^
	divpic.innerHTML = '<img src="' + img +'" alt="' + alt +'" />';
    //zobrzime
	divpic.style.visibility = 'visible';
}

function scmtooltiphide() {
    //najdem
	var divpic = document.getElementById('tooltip');
    //shovame
	divpic.style.visibility = 'hidden';
    //a smaznem vobrazek, html ci co
	divpic.innerHTML = '';
}