function DisableEnter(keyevent)
{
     pressedkey = keyevent.which;

     if (pressedkey == null)
          pressedkey = keyevent.keyCode;

     if (keyevent != null && pressedkey == 13)
     {
        return false;
     }
}


function pressButton(button, keyevent)
{
	pressedkey = keyevent.which;
	if (pressedkey == null)
		pressedkey = keyevent.keyCode;
	if (keyevent != null && pressedkey == 13)
	{
		button.click();
		return false;
	}
	

}


function ShowControl(ctrlId)
{
    element = document.getElementById(ctrlId);
	
    element.style.display='block';
	
}

function HideControl(ctrlId)
{
    element = document.getElementById(ctrlId);
	
	element.style.display='none';
}

function DisableValidator(valiId)
{
  myVali = document.getElementById(valiId);
  ValidatorEnable(myVali, false);  

}
function SetDeletedFlag(ctrlId)
{
	element = document.getElementById(ctrlId);
	element.value = 'yes';
}

function Hover(target_)
{
	/*if (cell.style == "")
	{
		alert('Ausblenden')
		cell.style = "display: none"
	}
	else
	{
		alert('Einblenden')
		cell.style = ""
	}
	*/
	element = document.getElementById(target_);
	//element.style.visibility='hidden';
	
	if (element.style.display=='none')
	{
		//element.style.visibility='visible';
		element.style.display='block';
	}
	else
	{
	//	element.style.visibility='hidden';
		element.style.display='none';
	}
}