function preload(){
	pre1 = new Image();
	pre1.src="images/about2.gif";
	pre2 = new Image();
	pre2.src="images/contact2.gif";
	pre3 = new Image();
	pre3.src="images/rates2.gif";
	pre4 = new Image();
	pre4.src="images/classes2.gif";
	pre5 = new Image();
	pre5.src="images/pregnancy2.gif";
	pre6 = new Image();
	pre6.src="images/about1.gif";
	pre7 = new Image();
	pre7.src="images/rates3.gif";
	pre8 = new Image();
	pre8.src="images/contact3.gif";
	pre9 = new Image();
	pre9.src="images/classes3.gif";
	pre10 = new Image();
	pre10.src="images/pregnancy3.gif";
	pre11 = new Image();
	pre11.src="images/subs_1_ro.png";
	pre12 = new Image();
	pre12.src="images/subs_2_ro.png";
	pre13 = new Image();
	pre13.src="images/subs_3_ro.png";
	pre14 = new Image();
	pre14.src="images/subs_4_ro.png";
	pre15 = new Image();
	pre15.src="images/subs_5_ro.png";
	pre16 = new Image();
	pre16.src="images/subs_6_ro.png";
	pre17 = new Image();
	pre17.src="images/subs_7_ro.png";
}