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;

var d=document, imgs = new Array(), zInterval = null, current=0, current2=0, current3=0, current4=0, pause=false, xFadeDelay = 4000, xFadeDelay2 = 5000, xFadeDelay3 = 6000, xFadeDelay4 = 3000;

function so_init() {
	if(!d.getElementById || !d.createElement) return;

	imgs = d.getElementById("imgContainer").getElementsByTagName("img");
	for(i=1; i < imgs.length; i++) imgs[i].xOpacity = 0;

	imgs[0].style.display = "block";
	imgs[0].xOpacity = .99;

	setTimeout(so_xfade,xFadeDelay);
}

function so_init2() {
	if(!d.getElementById || !d.createElement) return;

	imgs2 = d.getElementById("imgContainer2").getElementsByTagName("img");
	for(i=1; i < imgs2.length; i++) imgs2[i].xOpacity = 0;

	imgs2[0].style.display = "block";
	imgs2[0].xOpacity = .99;

	setTimeout(so_xfade2,xFadeDelay2);
}

function so_init3() {
	if(!d.getElementById || !d.createElement) return;

	imgs3 = d.getElementById("imgContainer3").getElementsByTagName("img");
	for(i=1; i < imgs3.length; i++) imgs3[i].xOpacity = 0;

	imgs3[0].style.display = "block";
	imgs3[0].xOpacity = .99;

	setTimeout(so_xfade3,xFadeDelay3);
}
function so_init4() {
	if(!d.getElementById || !d.createElement) return;

	imgs4 = d.getElementById("imgContainer4").getElementsByTagName("img");
	for(i=1; i < imgs4.length; i++) imgs4[i].xOpacity = 0;

	imgs4[0].style.display = "block";
	imgs4[0].xOpacity = .99;

	setTimeout(so_xfade4,xFadeDelay4);
}

function so_xfade() {
	cOpacity = imgs[current].xOpacity;
	nIndex = imgs[current+1]?current+1:0;
	nOpacity = imgs[nIndex].xOpacity;

	cOpacity-=.05; 
	nOpacity+=.05;

	imgs[nIndex].style.display = "block";
	imgs[current].xOpacity = cOpacity;
	imgs[nIndex].xOpacity = nOpacity;
	
	setOpacity(imgs[current]); 
	setOpacity(imgs[nIndex]);
	
	if(cOpacity<=0) {
		imgs[current].style.display = "none";
		current = nIndex;
		setTimeout(so_xfade,xFadeDelay);
	} else {
		setTimeout(so_xfade,50);
	}
	
	function setOpacity(obj) {
	
		if(obj.xOpacity>.99) {
			obj.xOpacity = .99;
			return;
		}
		obj.style.opacity = obj.xOpacity;
		obj.style.MozOpacity = obj.xOpacity;
		obj.style.filter = "alpha(opacity=" + (obj.xOpacity*100) + ")";
	}
}

function so_xfade2() {
	cOpacity = imgs2[current2].xOpacity;
	nIndex = imgs2[current2+1]?current2+1:0;
	nOpacity = imgs2[nIndex].xOpacity;

	cOpacity-=.05; 
	nOpacity+=.05;

	imgs2[nIndex].style.display = "block";
	imgs2[current2].xOpacity = cOpacity;
	imgs2[nIndex].xOpacity = nOpacity;
	
	setOpacity2(imgs2[current2]); 
	setOpacity2(imgs2[nIndex]);
	
	if(cOpacity<=0) {
		imgs2[current2].style.display = "none";
		current2 = nIndex;
		setTimeout(so_xfade2,xFadeDelay2);
	} else {
		setTimeout(so_xfade2,50);
	}
	
	function setOpacity2(obj) {
	
		if(obj.xOpacity>.99) {
			obj.xOpacity = .99;
			return;
		}
		obj.style.opacity = obj.xOpacity;
		obj.style.MozOpacity = obj.xOpacity;
		obj.style.filter = "alpha(opacity=" + (obj.xOpacity*100) + ")";
	}
}

function so_xfade3() {
	cOpacity = imgs3[current3].xOpacity;
	nIndex = imgs3[current3+1]?current3+1:0;
	nOpacity = imgs3[nIndex].xOpacity;

	cOpacity-=.05; 
	nOpacity+=.05;

	imgs3[nIndex].style.display = "block";
	imgs3[current3].xOpacity = cOpacity;
	imgs3[nIndex].xOpacity = nOpacity;
	
	setOpacity3(imgs3[current3]); 
	setOpacity3(imgs3[nIndex]);
	
	if(cOpacity<=0) {
		imgs3[current3].style.display = "none";
		current3 = nIndex;
		setTimeout(so_xfade3,xFadeDelay3);
	} else {
		setTimeout(so_xfade3,50);
	}
	
	function setOpacity3(obj) {
	
		if(obj.xOpacity>.99) {
			obj.xOpacity = .99;
			return;
		}
		obj.style.opacity = obj.xOpacity;
		obj.style.MozOpacity = obj.xOpacity;
		obj.style.filter = "alpha(opacity=" + (obj.xOpacity*100) + ")";
	}
}

function so_xfade4() {
	cOpacity = imgs4[current4].xOpacity;
	nIndex = imgs4[current4+1]?current4+1:0;
	nOpacity = imgs4[nIndex].xOpacity;

	cOpacity-=.05; 
	nOpacity+=.05;

	imgs4[nIndex].style.display = "block";
	imgs4[current4].xOpacity = cOpacity;
	imgs4[nIndex].xOpacity = nOpacity;
	
	setOpacity4(imgs4[current4]); 
	setOpacity4(imgs4[nIndex]);
	
	if(cOpacity<=0) {
		imgs4[current4].style.display = "none";
		current4 = nIndex;
		setTimeout(so_xfade4,xFadeDelay4);
	} else {
		setTimeout(so_xfade4,50);
	}
	
	function setOpacity4(obj) {
	
		if(obj.xOpacity>.99) {
			obj.xOpacity = .99;
			return;
		}
		obj.style.opacity = obj.xOpacity;
		obj.style.MozOpacity = obj.xOpacity;
		obj.style.filter = "alpha(opacity=" + (obj.xOpacity*100) + ")";
	}
}