i created the XML file, and the code goes like this:
<shortcut>
<name>Half Life - Oposing Force</name>
<description>Half-Life: Oposing Force</description>
<author>MasterFeizz</author>
<icon>/Xash3D/Xash3DS_BShift.smdh</icon>
<executable>/Xash3D/xash3d.3dsx</executable>...