function navigationHover(tab){
	if (tab.className != "tabCurrent") {
		switch (tab.className) {
			case "tab":
				tab.className = "tabSelected";
				break;
			case "tabSelected":
				tab.className = "tab";
				break;
			case "tab freeIcon":
				tab.className = "tabSelected freeIconSelected";
				break;
			case "tabSelected freeIconSelected":
				tab.className = "tab freeIcon";
				break;
		}
	}
}

function adviewTabHover(tab) {
	if (tab.className.indexOf("linkCurrent") == -1) {
		switch (tab.className) {
			case "link":
				tab.className = "link selected";
				break;
			case "link selected":
				tab.className = "link";
				break;
		}
	}
}

function showAdviewTabContent(tab) {
	if (tab.className.indexOf("linkCurrent") == -1) {
		var tabId = tab.id.split("link")[1];
		
		//hide all highlighted tabs
		var link1 = document.getElementById("link1");
		var link2 = document.getElementById("link2");
		var link3 = document.getElementById("link3");
		var link4 = document.getElementById("link4");
		var link1Spacer = document.getElementById("link1Spacer");
		var link2Spacer = document.getElementById("link2Spacer");
		var link3Spacer = document.getElementById("link3Spacer");
		var link4Spacer = document.getElementById("link4Spacer");
		
		if (link1 != null) link1.className = "link";
		if (link2 != null) link2.className = "link";
		if (link3 != null) link3.className = "link";
		if (link4 != null) link4.className = "link";
		if (link1Spacer != null) link1Spacer.className = "linkSpacer";
		if (link2Spacer != null) link2Spacer.className = "linkSpacer";
		if (link3Spacer != null) link3Spacer.className = "linkSpacer";
		if (link4Spacer != null) link4Spacer.className = "linkSpacer";
		
		//show current tab
		var currentTab = document.getElementById("link" + tabId);
		var currentTabSpacer = document.getElementById("link" + tabId + "Spacer");
		
		if (currentTab != null) currentTab.className = "linkCurrent";
		if (currentTabSpacer != null) currentTabSpacer.className = "linkSpacerCurrent";
		
		//hide all tab content
		var link1Content = document.getElementById("link1Content");
		var link2Content = document.getElementById("link2Content");
		var link3Content = document.getElementById("link3Content");
		var link4Content = document.getElementById("link4Content");
		if (link1Content != null) link1Content.style.display = "none";
		if (link2Content != null) link2Content.style.display = "none";
		if (link3Content != null) link3Content.style.display = "none";
		if (link4Content != null) link4Content.style.display = "none";
		
		//show clicked on tabs content
		var currentTabContent = document.getElementById("link" + tabId + "Content");
		if (currentTabContent != null) currentTabContent.style.display = "block";
	}
}

function showAdviewButtonContent(tabId) {
	//hide all highlighted tabs
	var link1 = document.getElementById("link1");
	var link2 = document.getElementById("link2");
	var link3 = document.getElementById("link3");
	var link4 = document.getElementById("link4");
	var link1Spacer = document.getElementById("link1Spacer");
	var link2Spacer = document.getElementById("link2Spacer");
	var link3Spacer = document.getElementById("link3Spacer");
	var link4Spacer = document.getElementById("link4Spacer");
	
	if (link1 != null) link1.className = "link";
	if (link2 != null) link2.className = "link";
	if (link3 != null) link3.className = "link";
	if (link4 != null) link4.className = "link";
	if (link1Spacer != null) link1Spacer.className = "linkSpacer";
	if (link2Spacer != null) link2Spacer.className = "linkSpacer";
	if (link3Spacer != null) link3Spacer.className = "linkSpacer";
	if (link4Spacer != null) link4Spacer.className = "linkSpacer";
	
	//show current tab
	var currentTab = document.getElementById("link" + tabId);
	var currentTabSpacer = document.getElementById("link" + tabId + "Spacer");
	
	if (currentTab != null) currentTab.className = "linkCurrent";
	if (currentTabSpacer != null) currentTabSpacer.className = "linkSpacerCurrent";

	//hide all tab content
	var link1Content = document.getElementById("link1Content");
	var link2Content = document.getElementById("link2Content");
	var link3Content = document.getElementById("link3Content");
	var link4Content = document.getElementById("link4Content");
	if (link1Content != null) link1Content.style.display = "none";
	if (link2Content != null) link2Content.style.display = "none";
	if (link3Content != null) link3Content.style.display = "none";
	if (link4Content != null) link4Content.style.display = "none";
	
	//show clicked on tabs content
	var currentTabContent = document.getElementById("link" + tabId + "Content");
	if (currentTabContent != null) currentTabContent.style.display = "block";
	
	//scroll window to top of content
	window.scrollTo(0, 560);

}

function writeDate() {
	var d = new Date();
	var weekday=new Array(7)
	weekday[0]="Sunday"
	weekday[1]="Monday"
	weekday[2]="Tuesday"
	weekday[3]="Wednesday"
	weekday[4]="Thursday"
	weekday[5]="Friday"
	weekday[6]="Saturday"
	document.write(weekday[d.getDay()] + " ")
	document.write(d.getDate() + " ");
	var month=new Array(12)
	month[0]="January"
	month[1]="February"
	month[2]="March"
	month[3]="April"
	month[4]="May"
	month[5]="June"
	month[6]="July"
	month[7]="August"
	month[8]="September"
	month[9]="October"
	month[10]="November"
	month[11]="December"
	document.write(month[d.getMonth()] + ", ")
	document.write(d.getFullYear());
}

function changephoto(thumbsrc){
	var thumbsrc = thumbsrc.replace(/56x43/, "400x300");
	document.getElementById("mainphoto").src = thumbsrc;
}