// dotaz na potvrzeni smazani zaznamu
function delCommit(){
    var pokracovat = confirm("Opravdu chcete smazat tento záznam?");
    return pokracovat;
} 


// nastavi nazev v poly txtNazev vlozeneho souboru
function fillName(value){
		nazev = document.getElementById('txtNazev');
		if (nazev && nazev.value.length <1 ){
			start=value.lastIndexOf('\\');
			tmp=value.substring(start+1, value.length);
			nazev.value=tmp;
		}
}

var winHand = null;
// otevre nove okno s obrazkem
function imgWindow(url) {
  imgObj = new Image();
	imgObj.src = url;
	imgObj.onload=function(){
    //alert(imgObj.width);
    var width = imgObj.width+30;
    var height = imgObj.height+30;
    
    if (winHand != null) winHand.close();
    winHand = window.open(url,'winImg','width='+ width +',height='+ height +',scrollbars,resizable=yes,left=50,top=50');
    winHand.focus();
  }	
}