function vpravo(b){var d=document.getElementById("soupatko").style.left;var c=d.length-2;var a=parseInt(d.substring(0,c));a=a+b;if(a>0){a=0}a=a+"px";document.getElementById("soupatko").style.left=a}function vlevo(b){var d=document.getElementById("soupatko").style.left;var c=d.length-2;var a=parseInt(d.substring(0,c));a=a-b+"px";document.getElementById("soupatko").style.left=a};
