if (document.images) {
	//Header Request a Quote
	btn_header_quote = new Image();
	btn_header_quote.src = "/images/btn_header_quote.png";
	btn_header_quote_roll = new Image();
	btn_header_quote_roll.src = "/images/btn_header_quote_roll.png";
	//Header Log In
	btn_header_login = new Image();
	btn_header_login.src = "/images/btn_header_login.png";
	btn_header_login_roll = new Image();
	btn_header_login_roll.src = "/images/btn_header_login_roll.png";

	//Nav Home
	nav_home = new Image();
	nav_home.src = "/images/nav_home.png";
	nav_home_roll = new Image();
	nav_home_roll.src = "/images/nav_home_roll.png";
	//Nav Uses
	nav_uses = new Image();
	nav_uses.src = "/images/nav_uses.png";
	nav_uses_roll = new Image();
	nav_uses_roll.src = "/images/nav_uses_roll.png";
	//Nav Survey Development
	nav_surveydevelopment = new Image();
	nav_surveydevelopment.src = "/images/nav_surveydevelopment.png";
	nav_surveydevelopment_roll = new Image();
	nav_surveydevelopment_roll.src = "/images/nav_surveydevelopment_roll.png";
	//Nav Implementation
	nav_implementation = new Image();
	nav_implementation.src = "/images/nav_implementation.png";
	nav_implementation_roll = new Image();
	nav_implementation_roll.src = "/images/nav_implementation_roll.png";
	//Nav Analysis & Reporting
	nav_analysisreporting = new Image();
	nav_analysisreporting.src = "/images/nav_analysisreporting.png";
	nav_analysisreporting_roll = new Image();
	nav_analysisreporting_roll.src = "/images/nav_analysisreporting_roll.png";
	//Nav Target Audience
	nav_targetaudience = new Image();
	nav_targetaudience.src = "/images/nav_targetaudience.png";
	nav_targetaudience_roll = new Image();
	nav_targetaudience_roll.src = "/images/nav_targetaudience_roll.png";
	//Nav Staff Expertise
	nav_staffexpertise = new Image();
	nav_staffexpertise.src = "/images/nav_staffexpertise.png";
	nav_staffexpertise_roll = new Image();
	nav_staffexpertise_roll.src = "/images/nav_staffexpertise_roll.png";
	//Nav Beyond Pulse Panels
	nav_beyondpulsepanels = new Image();
	nav_beyondpulsepanels.src = "/images/nav_beyondpulsepanels.png";
	nav_beyondpulsepanels_roll = new Image();
	nav_beyondpulsepanels_roll.src = "/images/nav_beyondpulsepanels_roll.png";

	//Sample Survey
	btn_surveys = new Image();
	btn_surveys.src = "/images/btn_surveys.png";
	btn_surveys_roll = new Image();
	btn_surveys_roll.src = "/images/btn_surveys_roll.png";
	//Sample Results
	btn_results = new Image();
	btn_results.src = "/images/btn_results.png";
	btn_results_roll = new Image();
	btn_results_roll.src = "/images/btn_results_roll.png";
	//Request a Quote
	btn_quote = new Image();
	btn_quote.src = "/images/btn_quote.png";
	btn_quote_roll = new Image();
	btn_quote_roll.src = "/images/btn_quote_roll.png";

	//View Survey
	btn_viewsurvey = new Image();
	btn_viewsurvey.src = "/images/btn_viewsurvey.png";
	btn_viewsurvey_roll = new Image();
	btn_viewsurvey_roll.src = "/images/btn_viewsurvey_roll.png";
	//View Results
	btn_viewresults = new Image();
	btn_viewresults.src = "/images/btn_viewresults.png";
	btn_viewresults_roll = new Image();
	btn_viewresults_roll.src = "/images/btn_viewresults_roll.png";
}
 
function changeButton(imagename,objectsrc) {
	var n=navigator.appName
	var v=parseInt(navigator.appVersion)
	var browsok=((n=="Netscape")&&(v>=3))
	var browsok2=((n=="Microsoft Internet Explorer")&&(v>=4))
	if ((browsok)||(browsok2))
	document.images[imagename].src=eval(objectsrc+".src")
}