// JavaScript Document

// Son of Suckerfish Drop Down navigation
// http://www.htmldog.com/articles/suckerfish/dropdowns/

sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}



if (window.attachEvent) window.attachEvent("onload", sfHover);



// add class="rollover" to an image to invoke a rollover image name currnetimage_roll

function initRollovers() {
    if (!document.getElementById) return
      
    var aPreLoad = new Array();
    var sTempSrc;
    var aImages = document.getElementsByTagName('img');
    for (var i = 0; i < aImages.length; i++) {
	if (aImages[i].className == 'rollover') {
	    var src = aImages[i].getAttribute('src');
	    var ftype = src.substring(src.lastIndexOf('.'), src.length);
	    var hsrc = src.replace(ftype, '_roll'+ftype);

	    aImages[i].setAttribute('hsrc', hsrc);
	    
	    aPreLoad[i] = new Image();
	    aPreLoad[i].src = hsrc;
	    
	    aImages[i].onmouseover = function() {
		sTempSrc = this.getAttribute('src');
		this.setAttribute('src', this.getAttribute('hsrc'));
	    }
	    aImages[i].onmouseout = function() {
		if (!sTempSrc) sTempSrc = this.getAttribute('src').replace('_roll'+ftype, ftype);
		this.setAttribute('src', sTempSrc);
	    }
	}
    }
}

sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);


function init(){ 
//$.hide.init();
initRollovers();
}

function MM_preloadImages() {
    if (document.images) {
        var imgFiles = MM_preloadImages.arguments;
        if (document.preloadArray == null) {
            document.preloadArray = new Array();
        }
        var i = document.preloadArray.length;
        with (document) {
            for (var j = 0; j < imgFiles.length; j++) {
                if (imgFiles[j].charAt(0) != "#") {
                    document.preloadArray[i] = new Image();
                    document.preloadArray[i++].src = imgFiles[j];
                }
            }
        }
    }
}