nav1=new Image(); nav1.src="images/nav_contentTheme.gif"
nav1ov=new Image(); nav1ov.src="images/nav_contentTheme_ov.gif"
nav2=new Image(); nav2.src="images/nav_dates.gif"
nav2ov=new Image(); nav2ov.src="images/nav_dates_ov.gif"
nav3=new Image(); nav3.src="images/nav_gradeLevel.gif"
nav3ov=new Image(); nav3ov.src="images/nav_gradeLevel_ov.gif"
nav4=new Image(); nav4.src="images/nav_partner.gif"
nav4ov=new Image(); nav4ov.src="images/nav_partner_ov.gif"
nav5=new Image(); nav5.src="images/nav_program.gif"
nav5ov=new Image(); nav5ov.src="images/nav_program_ov.gif"


function iC(imageID, which){
	if(which==1){
		document.images[imageID+"img"].src = eval(imageID + "ov.src")
	} else {
		document.images[imageID+"img"].src = eval(imageID + ".src")
	}
}