a question about code speed of flex

CODE 1 function test():void{         var loop:int = 0; var i:int = 0; var j:int = 0; var now:Date = new Date(); var d:Number = 1.1; for(i=0;i<10;i++){ for(j=0;j<10000000;j++){   (d*=1.0000001)>1; } now = new Date(); text.text+=(""+now.getTime()+" "+d+"\n"); } } CODE 2 function test():void{ var loop:int = 0; var i:int = 0; var j:int = 0; var now:Date = new Date(); var d:Number = 1.1; for(i=0;i<10;i++){ for(j=0;j<10000000&&(d*=1.0000001)>1;j++){    } now = new Date(); text.text+=(""+now.getTime()+" "+d+"\n"); } } RESULT 1 1265207560811 2.9901098635452765 1265207562139 8.127960905517952 1265207563374 22.094087340094895 1265207564593 60.05795316514031 1265207565764 163.25443467583585 1265207567061 443.7715412652174 1265207568389 1206.2960569981067 1265207569624 3279.052489441804 1265207570921 8913.38835614975 1265207572124 24229.100401210693 2 1265207634858 2.9901098635452765 1265207634968 8.127960905517952 1265207635077 22.094087340094895 1265207635171 60.05795316514031 1265207635280 163.25443467583585 1265207635374 443.7715412652174 1265207635483 1206.2960569981067 1265207635577 3279.052489441804 1265207635686 8913.38835614975 1265207635780 24229.100401210693 Do anyone know what's the cause.