if(document.images){
	button1 = new Image
	button2 = new Image
	button3 = new Image
	button4 = new Image
	button5 = new Image
	button6 = new Image
	button7 = new Image
	button8 = new Image
	button10 = new Image
	
	button1a = new Image
	button2a = new Image
	button3a = new Image
	button4a = new Image
	button5a = new Image
	button6a = new Image
	button7a = new Image
	button8a = new Image
	button10a = new Image
	
	button1.src = "images/b1.gif"
	button2.src = "images/b2.gif"
	button3.src = "images/b3.gif"
	button4.src = "images/b4.gif"
	button5.src = "images/b5.gif"
	button6.src = "images/b6.gif"
	button7.src = "images/b7.gif"
	button8.src = "images/b8.gif"
	button10.src = "images/b3.gif"
	
	button1a.src = "images/b1a.gif"
	button2a.src = "images/b2a.gif"
	button3a.src = "images/b3a.gif"
	button4a.src = "images/b4a.gif"
	button5a.src = "images/b5a.gif"
	button6a.src = "images/b6a.gif"
	button7a.src = "images/b7a.gif"
	button8a.src = "images/b8a.gif"
	button10a.src = "images/b3a.gif"
	
	}
else{
	button1 = ""
	button2 = ""
	button3 = ""
	button4 = ""
	button5 = ""
	button6 = ""
	button7 = ""
	button8 = ""
	button10 = ""
	
	button1a = ""
	button2a = ""
	button3a = ""
	button4a = ""
	button5a = ""
	button6a = ""
	button7a = ""
	button8a = ""
	button10a = ""
	
	document.button_1 = ""
	document.button_2 = ""
	document.button_3 = ""
	document.button_4 = ""
	document.button_5 = ""
	document.button_6 = ""
	document.button_7 = ""
	document.button_8 = ""
	document.button_10 = ""
	}