function blink(objId,color1,color2,interval){
	var obj=document.getElementById(objId)
	obj.style.color=color1
	setTimeout("blink('"+objId+"','"+color2+"','"+color1+"',"+interval+")",interval)
}
function blink2(objId,color1,color2,interval){
	var obj=document.getElementById(objId)
	obj.style.color=color1
	setTimeout("blink2('"+objId+"','"+color2+"','"+color1+"',"+interval+")",interval)
}