BM_Y_DIFF = 0;
            BM_Y_TMP_DIFF = 0;
            BM_Y_LIMIT = 0; // valeur à changer (voir aussi calque)
            BM_SPEED = 20;
			BM_DECALAGE = 0; // valeur à changer (placement vertical)
			/*BM_DECALAGE = -440; // valeur négative pour les positionnements bas dans la page)*/
			BM_LAYER = "drag_remote";
            BM_OBJ = document.getElementById(BM_LAYER);

            function bodyMovinInit() {
                if (BM_OBJ != null) {
                	bodyMovin();
                }
            }

            function bodyMovin() {
            	if (document.all) {
            		BM_Y_DIFF = document.body.scrollTop + BM_DECALAGE;
            	} else {
            		BM_Y_DIFF = window.pageYOffset + BM_DECALAGE;
            	}

            	if (BM_Y_DIFF < BM_Y_LIMIT) {
            	    BM_Y_DIFF = BM_Y_LIMIT;
                } else {
                    BM_Y_DIFF += BM_SPEED;
                }

            	if (BM_Y_DIFF != BM_Y_TMP_DIFF) {
            		BM_Y_DIFF = (.1 * (BM_Y_DIFF - BM_Y_TMP_DIFF)) + BM_Y_TMP_DIFF;
            		BM_OBJ.style.top = BM_Y_DIFF + "px";
            	}

            	BM_Y_TMP_DIFF = BM_Y_DIFF;
            	setTimeout('bodyMovin()', 10);
            }

			if (isNavigatorOk()) {
    		    bodyMovinInit();
			}