<div class="helpdiv" id="options_tilesizey">"Size of image detail tiles (Y-axis)" defines the parameter <br/> <i><strong>TileSizeY</strong></i><br/><br/><strong>Parameter description:</strong><br/>The value can be defined relative to the viewer size (e.g. &quot;25%&quot;) or using absolute pixel values (e.g. &quot;256&quot;).<br/> The default value of 50% means that each image tile is one quarter in size of the entire viewer. This way a maximum of 9 image tiles is required to display the selected image section.<br/><br/><strong>Default Value:</strong> 50%</div>