function createThumb(){
        $thumbSize = 250; // will create a 250 x 250 thumb
        $this->thumb = imagecreatetruecolor($thumbSize, $thumbSize); 
        imagecopyresampled($this->thumb, $this->myImage, 0, 0,$this->x, $this->y, $thumbSize, $thumbSize, $this->cropWidth, $this->cropHeight); 
        }

function createThumb(){
        $thumbSize1 = 400;
                $thumbSize2 = 200;
        $this->thumb = imagecreatetruecolor($thumbSize1, $thumbSize2); 
        imagecopyresampled($this->thumb, $this->myImage, 0, 0,$this->x, $this->y, $thumbSize1, $thumbSize2, $this->cropWidth, $this->cropHeight); 
        }