<!--­µ¼ÖStart-->
function SetSound(setCmd){
	SoundStatus = parent.topFrame.document.getElementById("SoundStatus").value;
	if(SoundStatus == '1'){
		chgSound.innerHTML='<a href="#" onClick = "SetSound();" onMouseOut="MM_swapImgRestore()" onMouseOver="MM_swapImage(\'\Soundon\'\,\'\ \'\,\'\Images/Soundon_o.gif\'\,1)"><img src="Images/Soundon.gif" alt="Sound on" name="Soundon" id="Soundon" border="0"></a>';
		parent.topFrame.document.getElementById("set_music").Stop();
		parent.topFrame.document.getElementById("SoundStatus").value = '0'
	}
	else{
		chgSound.innerHTML='<a href="#" onClick = "SetSound();" onMouseOut="MM_swapImgRestore()" onMouseOver="MM_swapImage(\'\Soundoff\'\,\'\ \'\,\'\Images/Soundoff_o.gif\'\,1)"><img src="Images/Soundoff.gif" alt="Sound off" name="Soundoff" id="Soundoff" border="0"></a>';
		parent.topFrame.document.getElementById("set_music").Play();
		parent.topFrame.document.getElementById("SoundStatus").value = '1'
	}
}

function chg_music(){	
	SoundStatus = parent.topFrame.document.getElementById("SoundStatus").value;
	if(SoundStatus == '1'){
		chgSound.innerHTML='<a href="#" onClick = "SetSound();" onMouseOut="MM_swapImgRestore()" onMouseOver="MM_swapImage(\'\Soundoff\'\,\'\ \'\,\'\Images/Soundoff_o.gif\'\,1)"><img src="Images/Soundoff.gif" alt="Sound off" name="Soundoff" id="Soundoff" border="0"></a>';
		parent.topFrame.document.getElementById("set_music").Play();
	}	
	else{
		chgSound.innerHTML='<a href="#" onClick = "SetSound();" onMouseOut="MM_swapImgRestore()" onMouseOver="MM_swapImage(\'\Soundon\'\,\'\ \'\,\'\Images/Soundon_o.gif\'\,1)"><img src="Images/Soundon.gif" alt="Sound on" name="Soundon" id="Soundon" border="0"></a>';
		parent.topFrame.document.getElementById("set_music").Stop();
	}
}
<!--­µ¼ÖEnd-->
