problems with entity clicking

// Resources Used
BMAP* bHudCursor 	=  "resources/tga/cursor.tga";
BMAP* bHudCursorDown 	= 	"resources/tga/cursor_down.tga";

function createMouse() 
{
	// Mouse Mode
	// 	0 	None Visible
	// 	1 	Visible, Controllable
	//	2	Visible, Not Controllable
	mouse_mode 	= 2;
	
	mouse_map 	= bHudCursor;		// Image for the cursor to use
	mouse_spot.x 	= 1; 			// make the tip of the arrow pointer the hot spot area
	mouse_spot.y 	= 1; 			// (1, 1 on the mouse pointer bitmap)   
}

function updateMouse()
{	

	// Check If Mouse Button Has Been Clicked
	// If So Then Change The Mouse Map
	if (mouse_left == 1 || mouse_right == 1 || mouse_middle == 1)
	{
		mouse_map = bHudCursorDown;	// Active Cursor (clicked)
		
		if (mouse_ent != player && mouse_middle)
		{
			ptr_remove(mouse_ent);	
		}
	}
	else
	{
		mouse_map = bHudCursor;		// Normal Cursor
	}
	
	// Update the position of the cursor
	vec_set(mouse_pos, mouse_cursor);
}