// insert safe email link
function hideEmail() {
	var username = "info";
	var hostname = "intervac.net.au";
	var subject = "?Subject=Enquiry%20from%20Intervac%20website";
	document.write("<a href=" + "mail" + "to:" + username + "@" + hostname + subject + ">" + username + "@" + hostname + "</a>")
}

// open external link in new tab/window
// use rel="external" instead of target="_blank"
function externalLinks() {
  if (!document.getElementsByTagName) return;
  var anchors = document.getElementsByTagName("a");
  for (var i=0; i<anchors.length; i++) {
    var anchor = anchors[i];
    if (anchor.getAttribute("href") &&
        anchor.getAttribute("rel") == "external")
      anchor.target = "_blank";
    }
}
window.onload = externalLinks;




// jquery stuff ************************
// *************************************
$(document).ready(function() {
	// clear input on click
	$.fn.search = function() {
		return this.focus(function() {
			if( this.value == this.defaultValue ) {
				this.value = "";
			}
		}).blur(function() {
			if( !this.value.length ) {
				this.value = this.defaultValue;
			}
		});
	};
	$("input.username").search();
	
	// highlight category listing on hover
	$("ul#categories li").mouseover(function(){$(this).addClass("over");}).mouseout(function(){$(this).removeClass("over");});
	
	// highlight product listing on hover
	$("div.product").hover(function() {
		 $(this).addClass('product-hover');
		}, function() {
		 $(this).removeClass('product-hover');
    });	
		
});