function homeTab(tabName) {
	if (tabName == "search") {
		document.getElementById("searchSelected").style.display='block';
		document.getElementById("browseSelected").style.display='none';
	}
	if (tabName == "browse") {
		document.getElementById("searchSelected").style.display='none';
		document.getElementById("browseSelected").style.display='block';
	}
}

// handle the test search box help states
var defaultSearchBoxText = 'Enter symptom, disease type, test name or code'; 
function focusSearchBox() {
	if (document.frmTestSearch.keywordFromNav.value == defaultSearchBoxText) {
		document.frmTestSearch.keywordFromNav.value = '';
	}
}
function blurSearchBox() {
	if (document.frmTestSearch.keywordFromNav.value == '') {
		document.frmTestSearch.keywordFromNav.value = defaultSearchBoxText;
	}
}