function collleft(bunny1,bunny)
    {
        if(bunny1.position.x+5 >= bunny.position.x-bunny.width && bunny1.position.x+5 <= bunny.position.x+bunny.width)
            if(bunny1.position.y >= bunny.position.y-bunny.height && bunny1.position.y <= bunny.position.y+bunny.height ) {
                // bunny1.position.x-=20;
                return true;
            }
            else
                return false;
    }
    function collright(bunny1,bunny)
    {
        if(bunny1.position.x-5 >= bunny.position.x-bunny.width && bunny1.position.x-5 <= bunny.position.x+bunny.width)
            if(bunny1.position.y >= bunny.position.y-bunny.height && bunny1.position.y <= bunny.position.y+bunny.height ) {
                //   bunny1.position.x+=20;
                return true;
            }
            else
                return false;
    }
    function collup(bunny1,bunny)
    {
        if(bunny1.position.y-10 >= bunny.position.y-bunny.height && bunny1.position.y-10 <= bunny.position.y+bunny.height )
            if(bunny1.position.x >= bunny.position.x-bunny.width && bunny1.position.x <= bunny.position.x+bunny.width)
                return true;
            else
                return false;
    }
    function colldown(bunny1,bunny)
    {
        if(bunny1.position.y+10 >= bunny.position.y-bunny.height && bunny1.position.y+10 <= bunny.position.y+bunny.height )
            if(bunny1.position.x >= bunny.position.x-bunny.width && bunny1.position.x <= bunny.position.x+bunny.width)
                return true;
            else
                return false;
    }