Draw a rectangal on your MT4 chart using expert advisory
ObjectsDeleteAll();
ChartSetInteger(ChartID(),CHART_FOREGROUND,0,false);
ObjectCreate(ChartID(),"obj_rect",OBJ_RECTANGLE_LABEL,0,0,0) ;
ObjectSetInteger(ChartID(),"obj_rect",OBJPROP_XDISTANCE,1);
ObjectSetInteger(ChartID(),"obj_rect",OBJPROP_YDISTANCE,10);
ObjectSetInteger(ChartID(),"obj_rect",OBJPROP_BACK,false);
ObjectSetInteger(ChartID(),"obj_rect",OBJPROP_XSIZE,350);
ObjectSetInteger(ChartID(),"obj_rect",OBJPROP_YSIZE,300);
ObjectSetInteger(ChartID(),"obj_rect",OBJPROP_BGCOLOR,Red);