var loadedSound=0;

function changeSound() {
  if (loadedSound == 1) {
  	Name="soundPic";
  	
  	if(curState==1){
  		No=0;
  		curState=0;
  	}
  	else{
  		No=1;
  		curState=1;
  	}
   	document[Name].src = eval(Name + No + ".src");
	}
}