//add new value to categories	
function addValue(form,source,target,ask)
	{
	//if value empty?
	if(document.getElementById(source).value=="")
		{
		//show error an exit
		alert("Bitte geben Sie korrekte Werte ein!");
		}
	//if value ok
	else
		{
		//if source element == select
		if(eval("document."+form+"."+source+".type")=="select-one"||eval("document."+form+"."+source+".type")=="select")
			{
			//make new option object
			eval("NewEntry = new Option(document."+form+"."+source+".options[document."+form+"."+source+".selectedIndex].text,document."+form+"."+source+".value,false,false)");
			}
		//if source element == text
		else
			{
			//make new option object
			eval("NewEntry = new Option(document."+form+"."+source+".value,document."+form+"."+source+".value,false,false)");
			}
 		
		//if action must be confirmed		
		if(ask=="1")
			{
			//show confirmation
			if(confirm("Soll die Eigenschaft '"+NewEntry.value+"' hinzugefügt werden?"))
				{
				//add option to target
				eval("document."+form+"."+target+".options[document."+form+"."+target+".length]=NewEntry;");
				//write new value in database
				parent.save_frame.location.href="save.php?myaction=artprop&new_artprop_de="+document.getElementById(source).value+"&new_artprop_en="+document.getElementById('new_artprop_en').value;
				//reset value
				document.getElementById(source).value="deutsch";
				document.getElementById('new_artprop_en').value="englisch";
				}
			}
		else
			{
			//add option to target
			eval("document."+form+"."+target+".options[document."+form+"."+target+".length]=NewEntry;");
			//reset value
			document.getElementById(source).value="";
			}
 		}
	}
	
//delete value form characteristics
function delValue(form,target)
	{
	if(eval("document."+form+"."+target+".value")!="")
		{
		delvalue=eval("document."+form+"."+target+".options[document."+form+"."+target+".selectedIndex].value");
		eval("document."+form+"."+target+".options[document."+form+"."+target+".selectedIndex]=null");
		}
	else
		{
		alert("Bitte wählen Sie einen Eintrag aus!");
		}
	}
	
//open new window
function openWindow(url,name,width,height)
	{
	param_str="width="+width+",height="+height;
	win=window.open(url,name,param_str);
	}
	
function submitForm(confirm_msg,form_number,url,target)
	{
	//set action and target
	document.forms[form_number].action=url;
	document.forms[form_number].target=target;
	
	if(confirm_msg!="")
		{
		if(confirm(confirm_msg))
			{
			document.forms[form_number].submit();
			}
		else
			{
			return false;
			}
		}
	else
		{
		document.forms[form_number].submit();
		}
	}