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/*
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* $waterPos ˮӡλÖã¬ÓÐ10ÖÖ״̬£¬0ÎªËæ»úλÖã»
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* $waterImage ͼƬˮӡ£¬¼´×÷ΪˮӡµÄͼƬ£¬ÔÝÖ»Ö§³ÖGIF,JPG,PNG¸ñʽ£»
* $waterText ÎÄ×Öˮӡ£¬¼´°ÑÎÄ×Ö×÷ΪΪˮӡ£¬Ö§³ÖASCIIÂ룬²»Ö§³ÖÖÐÎÄ£»
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*
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*/
function imageWaterMark($product_img,$waterPos=0,$waterImage="",$waterText="",$textFont=5,$textColor="#FF0000")
{
$isWaterImage = FALSE;
$formatMsg = "Ôݲ»Ö§³Ö¸ÃÎļþ¸ñʽ£¬ÇëÓÃͼƬ´¦ÀíÈí¼þ½«Í¼Æ¬×ª»»ÎªGIF¡¢JPG¡¢PNG¸ñʽ¡£";
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