function menuOver(obj)
{
	//document.getElementById("debug_win").document.write("<pre>" + show_props(obj, "TR") + "</pre>");
	obj.className = 'menu_link_over';
	obj.style.cursor = 'hand';

}

function menuOut(obj)
{
	obj.className = 'menu_link';
}

function followLink(url)
{
	document.location = url;
}

function confirmLink(msg, url)
{
	if(confirm(msg))
	{
		document.location = url;
	}
}


function menuHeadOver(obj)
{
	obj.style.color = '#024290';
	obj.style.cursor = 'pointer';
}

function menuHeadOut(obj)
{
	obj.style.color = '#FFFFFF';
}

function mouseOverTR(obj)
{
	for(var i=0; i< obj.cells.length; i++)
	{
	obj.childNodes[i].style.background = '#C8CED3';
	}
//	msgWindow=window.open()
//	props = show_props(obj.cells[0], "TR")
//	msgWindow.document.write(props);
}
function mouseOutTR(obj, styl)
{
	for(var i=0; i< obj.cells.length; i++)
	{
		if(styl == "s1")
		{
			obj.childNodes[i].style.background = '#FFFFFF';
		}else{
			obj.childNodes[i].style.background ='#DEE4EA';
		}
	}
}

function show_props(obj, objName) {
   var result = ""
   for (var i in obj) {

      result += objName + "." + i + " = " + obj[i] + "\n"
   }
   return result
}
function openChildWin(url)
{
	childWin = open(url,"ChildWin","location=no,resize=no,height=500,width=700,toolbar=no,dependent=yes,scrollbars=yes");
}
function openImageWin(url)
{
	childWin = open(url,"ChildWin","location=no,resize=no,height=470,width=600,toolbar=no,dependent=no");
}
function openTechWin(url)
{
	childWin = open(url,"ChildWin","location=no,resize=no,height=470,width=625,toolbar=no,dependent=no");
}
function changeUserPass(obj)
{
	var val;
	val = prompt("Zadejte nov� heslo:", "");
	if(val == "")
	{
		alert("Nelze pou��t pr�zdn� heslo!");
		obj.form.password.value = "";
	}else{
		obj.form.password.value = val
	}
}

function getUserInput(obj, form_field, msg)
{
	var val;
	val = prompt(msg, "");
	if(val == "" && form_field != "requ_description")
	{
		alert("Byla zad�na pr�zdn� hodnota!");
		eval("obj.form." + form_field + ".value") = "";
	}else{
		tmp_obj = eval("obj.form." + form_field);
		tmp_obj.value = val;
	}
	if(eval("obj.form." + form_field + ".value") != "")
	{
		obj.form.submit();
	}
	return 0;
}
function confirmForm(obj, msg)
{
	if(confirm(msg))
	{
		obj.form.submit();
	}
	return 0;
}
function switchObjVisibility(objID)
{
	if(document.getElementById(objID).style.display == "none")
	{
		document.getElementById(objID).style.display = "";
	}else{
		document.getElementById(objID).style.display = "none";
	}	
}
function setImageField(val, obj){
	obj.value = val;
	window.opener.document.forms[0].image_name.onchange();
	this.window.close();
}
function changeImage(obj, path){
	img = path + obj.value;
	document.getElementById('imageThumb').src = img;
}