graphic1off = new Image(); graphic1off.src ="nav_b1.gif"

	graphic2off = new Image(); graphic2off.src = "nav_b2.gif"

	graphic3off = new Image(); graphic3off.src ="nav_b3.gif"

	graphic4off = new Image(); graphic4off.src = "nav_b4.gif"

	graphic5off = new Image(); graphic5off.src = "nav_b5.gif"

	graphic6off = new Image(); graphic6off.src = "nav_b6.gif"

	graphic7off = new Image(); graphic7off.src = "nav_b7.gif"

	graphic8off = new Image(); graphic8off.src = "nav_b8.gif"

	graphic9off = new Image(); graphic9off.src = "nav_b9.gif"
    
    graphic10off = new Image(); graphic10off.src = "nav_b10.gif"


	graphic1on = new Image(); graphic1on.src ="nav_b1_over.gif"

	graphic2on = new Image(); graphic2on.src = "nav_b2_over.gif"

	graphic3on = new Image(); graphic3on.src ="nav_b3_over.gif"

	graphic4on = new Image(); graphic4on.src = "nav_b4_over.gif"

	graphic5on = new Image(); graphic5on.src = "nav_b5_over.gif"

	graphic6on = new Image(); graphic6on.src = "nav_b6_over.gif"

	graphic7on = new Image(); graphic7on.src = "nav_b7_over.gif"

	graphic8on = new Image(); graphic8on.src = "nav_b8_over.gif"

    graphic9on = new Image(); graphic9on.src = "nav_b9_over.gif"
    
    graphic10on = new Image(); graphic10on.src = "nav_b10_over.gif"



function GraphicOn(graphicname)


  {

	imageOn = eval(graphicname + "on.src");

	document.images[graphicname].src = imageOn;

	

  }



function GraphicOff(graphicname)


  {

	imageOff = eval(graphicname + "off.src");

	document.images[graphicname].src = imageOff;

  }