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王者荣耀孙尚香本子 ; } else { yPos = yPos - step; } if (yPos < 0) { yon = 1; yPos = 0; } if (yPos >= (height - Hoffset)) { yon = 0; yPos = (height - Hoffset); } if (xon) { xPos = xPos + step; } else { xPos = xPos - step; } if (xPos < 0) { xon = 1; xPos = 0; } if (xPos >= (width - Woffset)) { xon = 0; xPos = (width - Woffset); } } function start() { img1.visibility = "visible"; interval = setInterval('changePos()', delay); } function pause_resume() { if (pause) { clearInterval(interval); pause = false; } else { interval = setInterval('changePos()', delay); pause = true; } } start();