function ClearDefaultSearchText()
			{
				var text = document.getElementById( 'searchterm' ).value;
				if ( text == 'vyhladat' )
				{
					document.getElementById( 'searchterm' ).value = '';
				}
			}
			function SetDefaultSearchText()
			{
				var text = document.getElementById( 'searchterm' ).value;
				if ( text == '' )
				{
					document.getElementById( 'searchterm' ).value = 'vyhladat';
				}
			}