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;

/** 
 * Show / Hide Javascript
 *
 */
 
function showHide(shID) 
{
    {
        if (document.getElementById(shID).style.display == 'none') 
        {
        	closeAll();
        	document.getElementById(shID).style.display = 'block';
        }
        else 
        {
		document.getElementById(shID).style.display = 'none';  
        }
    }

}

function closeAll()
{
	document.getElementById('faq1').style.display = 'none';  
	document.getElementById('faq2').style.display = 'none';  
	document.getElementById('faq3').style.display = 'none';  
	document.getElementById('faq4').style.display = 'none';  
	document.getElementById('faq5').style.display = 'none';  
	document.getElementById('faq6').style.display = 'none';  
	document.getElementById('faq7').style.display = 'none';  
	document.getElementById('faq8').style.display = 'none';  
	document.getElementById('faq9').style.display = 'none';  
	document.getElementById('faq10').style.display = 'none';  
	document.getElementById('faq11').style.display = 'none';  
	document.getElementById('faq12').style.display = 'none';  
	document.getElementById('faq13').style.display = 'none';  
	document.getElementById('faq14').style.display = 'none';  
	document.getElementById('faq15').style.display = 'none';  
	document.getElementById('faq16').style.display = 'none';  
	document.getElementById('faq17').style.display = 'none';  
	document.getElementById('faq18').style.display = 'none';  
	document.getElementById('faq19').style.display = 'none';  
	document.getElementById('faq20').style.display = 'none';  
	document.getElementById('faq21').style.display = 'none';  
}


function opacity(id, opacStart, opacEnd, millisec) {
    //speed for each frame
    var speed = Math.round(millisec / 100);
    var timer = 0;

    //determine the direction for the blending, if start and end are the same nothing happens
    if(opacStart > opacEnd) {
        for(i = opacStart; i >= opacEnd; i--) {
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
            timer++;
        }
    } else if(opacStart < opacEnd) {
        for(i = opacStart; i <= opacEnd; i++)
            {
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
            timer++;
        }
    }
}

//change the opacity for different browsers
function changeOpac(opacity, id) {
    var object = document.getElementById(id).style;
    object.opacity = (opacity / 100);
    object.MozOpacity = (opacity / 100);
    object.KhtmlOpacity = (opacity / 100);
    object.filter = "alpha(opacity=" + opacity + ")";
} 

function blendimage1(divid, imageid, imagefile, millisec) {
    var speed = Math.round(millisec / 100);
    var timer = 0;
    
    //set the current image as background
    document.getElementById(divid).style.backgroundImage = "url(" + document.getElementById(imageid).src + ")";
    
    //make image transparent
    changeOpac(0, imageid);
    
    //make new image
    document.getElementById(imageid).src = imagefile;

    //fade in image
    for(i = 0; i <= 100; i++) {
        setTimeout("changeOpac(" + i + ",'" + imageid + "')",(timer * speed));
        timer++;
    }
    document.getElementById('blendimage_href').href = "http://itunes.apple.com/WebObjects/MZStore.woa/wa/viewAlbum?id=328231235&s=143441";
    setTimeout("blendimage2('blenddiv', 'blendimage', 'images/ad1.jpg', 500)", 6000);
} 

function blendimage2(divid, imageid, imagefile, millisec) {
    var speed = Math.round(millisec / 100);
    var timer = 0;
    
    //set the current image as background
    document.getElementById(divid).style.backgroundImage = "url(" + document.getElementById(imageid).src + ")";
    
    //make image transparent
    changeOpac(0, imageid);
    
    //make new image
    document.getElementById(imageid).src = imagefile;

    //fade in image
    for(i = 0; i <= 100; i++) {
        setTimeout("changeOpac(" + i + ",'" + imageid + "')",(timer * speed));
        timer++;
    }
    document.getElementById('blendimage_href').href = "javascript:void()";
    setTimeout("blendimage1('blenddiv', 'blendimage', 'images/ad2.jpg', 500)", 6000);
} 




function blend1(divid, imageid, imagefile, millisec) {
    var speed = Math.round(millisec / 100);
    var timer = 0;
    
    document.adform.numvalue.value = 2;	    
    
    //set the current image as background
    document.getElementById(divid).style.backgroundImage = "url(" + document.getElementById(imageid).src + ")";
    
    //make image transparent
    changeOpac(0, imageid);
    
    //make new image
    document.getElementById(imageid).src = imagefile;

    //fade in image
    for(i = 0; i <= 100; i++) {
        setTimeout("changeOpac(" + i + ",'" + imageid + "')",(timer * speed));
        timer++;
    }
    setTimeout("blend2('blenddiv2', 'blendimage2', 'images/spec_ep3.png', 500)", 6000);
} 

function blend2(divid, imageid, imagefile, millisec) {
    var speed = Math.round(millisec / 100);
    var timer = 0;
    
    document.adform.numvalue.value = 3;	 
    
    //set the current image as background
    document.getElementById(divid).style.backgroundImage = "url(" + document.getElementById(imageid).src + ")";
    
    //make image transparent
    changeOpac(0, imageid);
    
    //make new image
    document.getElementById(imageid).src = imagefile;

    //fade in image
    for(i = 0; i <= 100; i++) {
        setTimeout("changeOpac(" + i + ",'" + imageid + "')",(timer * speed));
        timer++;
    }
    setTimeout("blend3('blenddiv2', 'blendimage2', 'images/spec_ep1.png', 500)", 6000);
} 

function blend3(divid, imageid, imagefile, millisec) {
    var speed = Math.round(millisec / 100);
    var timer = 0;
    
    document.adform.numvalue.value = 1;    
    
    //set the current image as background
    document.getElementById(divid).style.backgroundImage = "url(" + document.getElementById(imageid).src + ")";
    
    //make image transparent
    changeOpac(0, imageid);
    
    //make new image
    document.getElementById(imageid).src = imagefile;

    //fade in image
    for(i = 0; i <= 100; i++) {
        setTimeout("changeOpac(" + i + ",'" + imageid + "')",(timer * speed));
        timer++;
    }
    setTimeout("blend1('blenddiv2', 'blendimage2', 'images/spec_ep2.png', 500)", 6000);
} 

function popupwindow() {

	num = document.adform.numvalue.value;

	if (num == 1) {
		window.open('Fitness-Magazine.php','mtpopup','width=580,height=620,scrollbars=1,resize=0,toolbar=0,menubar=0');

	} else if (num == 2) {
		window.location = '/jeffgalloway/';
		
	} else if (num == 3) {
		window.location = '/greggcook/';
	}	
}