clipTime= function (){
	this.convTime= function(n1){
		var n2=Math.floor(n1*10)/10;
		var n4=Math.floor(n2/60);
		n2-=(n4*60);
		if (n2<10) {
			n2="0"+n2;
		}
		var n3=n4+":"+n2;
		return n3;
	}
}
var clipTime = new clipTime()