//ošetřeno pro IE4, IE5, NN4, Opera, Mozilla
function ShowDialog(soub,prip,sirka,vyska,nadp) {

if(sirka!=449){shora=0;zleva=screen.availWidth-470;}else{shora=0;zleva=50;}
var sirka2= sirka+15;var vyska2=vyska+36;
if(nadp!=""){vyska2+=20;}
if((prip=="htm")||(prip=="asp")){scrol="yes"}else{scrol="no"}
if( dialogWindow != null ){
	if(dialogWindow.closed == false)
 		HideDialog();
	}
//promenna=adresa;
soubor=soub;pripona=prip;nadpis=nadp;
var pom="/html/galerie.htm"
if(pripona=="asp"){pom="/"+soub+"."+prip}
if(pripona=="htm"){pom="/html/"+soub+"."+prip}
dialogWindow=window.open(pom,soub,'width='+sirka2+',height='+vyska2+',scrollbars='+scrol+',resizable=yes,status=no,toolbar=no,top='+shora+',left='+zleva+';');

return false;
}  

function HideDialog() {
    if( dialogWindow != null ) {
        if (typeof(dialogWindow.document) == "object"){ 
			if(dialogWindow.closed == false)
            	dialogWindow.close()
		}
    }
}