// Radio popup

function pop_radio()
{
		window.open('radio_player.html','american_radio','height=240,width=380,toolbar=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no'); 
}

// Commence the first configuration

function start_play()
{
		offimage1 = "url(images/1_off.jpg)";
		offimage2 = "url(images/2_off.jpg)";
		offimage3 = "url(images/3_off.jpg)";
		offimage4 = "url(images/4_off.jpg)";
		offimage5 = "url(images/5_off.jpg)";
		tuningoff = "url(images/tuning_bar_blank.gif)";
		document.getElementById('button_1').style.backgroundImage = offimage1;
		document.getElementById('button_2').style.backgroundImage = offimage2;
		document.getElementById('button_3').style.backgroundImage = offimage3;
		document.getElementById('button_4').style.backgroundImage = offimage4;
		document.getElementById('button_5').style.backgroundImage = offimage5;
		document.getElementById('tune_in_1').style.backgroundImage = tuningoff;
		document.getElementById('tune_in_2').style.backgroundImage = tuningoff;
		document.getElementById('tune_in_3').style.backgroundImage = tuningoff;
		document.getElementById('tune_in_4').style.backgroundImage = tuningoff;
		document.getElementById('tune_in_5').style.backgroundImage = tuningoff;
		
}

// Choose a radio station to play

function switch_station(station_number,station_name) {

				document.getElementById('station_name').innerHTML = station_name;
				//document.getElementById('station_freq').innerHTML = station_freq;
				
				onimage1 = "url(images/1_on.jpg)";
				offimage1 = "url(images/1_off.jpg)";
				
				onimage2 = "url(images/2_on.jpg)";
				offimage2 = "url(images/2_off.jpg)";
				
				onimage3 = "url(images/3_on.jpg)";
				offimage3 = "url(images/3_off.jpg)";
				
				onimage4 = "url(images/4_on.jpg)";
				offimage4 = "url(images/4_off.jpg)";
				
				onimage5 = "url(images/5_on.jpg)";
				offimage5 = "url(images/5_off.jpg)";
				
				tuningon = "url(images/tuning_bar.gif)";
				tuningoff = "url(images/tuning_bar_blank.gif)";
				
				if(station_number=="1")
				{
					tune_radio(0);
					document.getElementById('button_1').style.backgroundImage = onimage1;
					document.getElementById('button_2').style.backgroundImage = offimage2;
					document.getElementById('button_3').style.backgroundImage = offimage3;
					document.getElementById('button_4').style.backgroundImage = offimage4;
					document.getElementById('button_5').style.backgroundImage = offimage5;
					
					document.getElementById('tune_in_1').style.backgroundImage = tuningon;
					document.getElementById('tune_in_2').style.backgroundImage = tuningoff;
					document.getElementById('tune_in_3').style.backgroundImage = tuningoff;
					document.getElementById('tune_in_4').style.backgroundImage = tuningoff;
					document.getElementById('tune_in_5').style.backgroundImage = tuningoff;
				}
				else if(station_number=="2")
				{
					tune_radio(0);
					document.getElementById('button_1').style.backgroundImage = offimage1;
					document.getElementById('button_2').style.backgroundImage = onimage2;
					document.getElementById('button_3').style.backgroundImage = offimage3;
					document.getElementById('button_4').style.backgroundImage = offimage4;
					document.getElementById('button_5').style.backgroundImage = offimage5;
					
					document.getElementById('tune_in_1').style.backgroundImage = tuningoff;
					document.getElementById('tune_in_2').style.backgroundImage = tuningon;
					document.getElementById('tune_in_3').style.backgroundImage = tuningoff;
					document.getElementById('tune_in_4').style.backgroundImage = tuningoff;
					document.getElementById('tune_in_5').style.backgroundImage = tuningoff;
				}
				else if(station_number=="3")
				{
					tune_radio(0);
					document.getElementById('button_1').style.backgroundImage = offimage1;
					document.getElementById('button_2').style.backgroundImage = offimage2;
					document.getElementById('button_3').style.backgroundImage = onimage3;
					document.getElementById('button_4').style.backgroundImage = offimage4;
					document.getElementById('button_5').style.backgroundImage = offimage5;
					
					document.getElementById('tune_in_1').style.backgroundImage = tuningoff;
					document.getElementById('tune_in_2').style.backgroundImage = tuningoff;
					document.getElementById('tune_in_3').style.backgroundImage = tuningon;
					document.getElementById('tune_in_4').style.backgroundImage = tuningoff;
					document.getElementById('tune_in_5').style.backgroundImage = tuningoff;
				}
				else if(station_number=="4")
				{
					tune_radio(0);
					document.getElementById('button_1').style.backgroundImage = offimage1;
					document.getElementById('button_2').style.backgroundImage = offimage2;
					document.getElementById('button_3').style.backgroundImage = offimage3;
					document.getElementById('button_4').style.backgroundImage = onimage4;
					document.getElementById('button_5').style.backgroundImage = offimage5;
					
					document.getElementById('tune_in_1').style.backgroundImage = tuningoff;
					document.getElementById('tune_in_2').style.backgroundImage = tuningoff;
					document.getElementById('tune_in_3').style.backgroundImage = tuningoff;
					document.getElementById('tune_in_4').style.backgroundImage = tuningon;
					document.getElementById('tune_in_5').style.backgroundImage = tuningoff;
				}
				else if(station_number=="5")
				{
					tune_radio(0);
					document.getElementById('button_1').style.backgroundImage = offimage1;
					document.getElementById('button_2').style.backgroundImage = offimage2;
					document.getElementById('button_3').style.backgroundImage = offimage3;
					document.getElementById('button_4').style.backgroundImage = offimage4;
					document.getElementById('button_5').style.backgroundImage = onimage5;
					
					document.getElementById('tune_in_1').style.backgroundImage = tuningoff;
					document.getElementById('tune_in_2').style.backgroundImage = tuningoff;
					document.getElementById('tune_in_3').style.backgroundImage = tuningoff;
					document.getElementById('tune_in_4').style.backgroundImage = tuningoff;
					document.getElementById('tune_in_5').style.backgroundImage = tuningon;
				}
				else
				{
					alert("Invalid Radio Station. Please choose from 1 to 5.");
				}

}

// Upon selecting a station, play the tuning sound

var aySound = new Array();
aySound[0] = "sounds/tune_in.wav";
document.write('<BGSOUND ID="auIEContainer">')
IE = (navigator.appVersion.indexOf("MSIE")!=-1 && document.all)? 1:0;
NS = (navigator.appName=="Netscape" && navigator.plugins["LiveAudio"])? 1:0;
ver4 = IE||NS? 1:0;
onload=auPreload;

function auPreload() {
if (!ver4) return;
if (NS) auEmb = new Layer(0,window);
else
{
	Str = "<DIV ID='auEmb' STYLE='position:absolute;'></DIV>";
	document.body.insertAdjacentHTML("BeforeEnd",Str);
}
var Str = '';
for (i=0;i<aySound.length;i++)
Str += "<EMBED SRC='"+aySound[i]+"' AUTOSTART='FALSE' HIDDEN='TRUE'>"
if (IE) auEmb.innerHTML = Str;
else {
	auEmb.document.open();
	auEmb.document.write(Str);
	auEmb.document.close();
}
auCon = IE? document.all.auIEContainer:auEmb;
auCon.control = auCtrl;
}
function auCtrl(whSound,play) {
if (IE) this.src = play? aySound[whSound]:'';
else eval("this.document.embeds[whSound]." + (play? "play()":"stop()"))
}
function tune_radio(whSound) { if (window.auCon) auCon.control(whSound,true); }
function stopSound(whSound) { if (window.auCon) auCon.control(whSound,false); } // useful in the IFRAME for when station has loaded ???

// 

function show(id){ 
	if (document.getElementById(id)){	

		document.getElementById(id).style.visibility = 'visible';
	}
}

function hide(id){
	if (document.getElementById(id)){	

document.getElementById(id).style.visibility = 'hidden';
	}
}