Merge branch 'develop' into ryzomclassic-develop

nel/src/gui/css_style.cpp

@@ -1039,6 +1039,8 @@ namespace NLGUI
 						// second loop -> false && break
 						loop = !loop;
 
+						if (next < parts.size())
+						{
 							val = toLowerAscii(parts[next]);
 							if (val == "center")
 							{
@@ -1052,7 +1054,7 @@ namespace NLGUI
 								bgPositionX = val;
 								// consume 'left|right'
 								next++;
-							if(next < parts.size() && getCssLength(fval, unit, parts[next]))
+								if (next < parts.size() && getCssLength(fval, unit, parts[next]))
 								{
 									bgPositionX += " " + toString("%.0f%s", fval, unit.c_str());
 									// consume css length
@@ -1071,6 +1073,7 @@ namespace NLGUI
 									next++;
 								}
 							}
+						}
 					} while (loop);
 
 					//