Play a user set number of frames?

1

Hi i am passing in a variable using flashvars,
i then want a movieclip in my swf to play to whatever frame the number in the flash var is
any suggestions?

//flashvars="var1=val1&var2=val2$var3=val3";
//display('flashvars="var1=val1&var2=val2$var3=val3"');
var top:Number = var1;
display("var1 = "+ top);

var right1:Number = var2;
display("var2 = "+ var2);

var right2:Number = var3;
display("var3 = "+ var3);

var right3:Number = var4;
display("var4 = "+ var4);

var right4:Number = var5;
display("var4 = "+ var5);

var bottom:Number = var6;
display("var4 = "+ var6);

var left1:Number = var7;
display("var4 = "+ var7);

var left2:Number = var8;
display("var4 = "+ var8);

var left3:Number = var9;
display("var4 = "+ var9);

var left4:Number = var10;
display("var4 = "+ var10);

function display(todisplay:String){
    feedback.text += todisplay+"
";
    trace(todisplay);
    colours.topS. //need code here to set the movieclip topS to play to a certain frame
}

i just want to play to var top whatever number that may be