doHeart() 

{ 

heartElem = self createFontString( "objective", 1.4 ); 

heartElem setPoint( "TOPLEFT", "TOPLEFT", 0, 30 + 100 ); 

heartElem setText( "NGU_Clouds" );

for(; 

{ 

heartElem ChangeFontScaleOverTime( 0.3 ); 

heartElem.fontScale = 2.0; 

heartElem FadeOverTime( 0.3 ); 

heartElem.color = ( 1, 0, 0 ); 

wait 0.3; 

heartElem ChangeFontScaleOverTime( 0.3 ); 

heartElem.fontScale = 2.3; 

heartElem FadeOverTime( 0.3 ); 

heartElem.color = ( 0, 1, 0 ); 

wait 0.3; 

heartElem ChangeFontScaleOverTime( 0.3 ); 

heartElem.fontScale = 2.0; 

heartElem FadeOverTime( 0.3 ); 

heartElem.color = ( 0, 0, 1 ); 

wait 0.3; 

heartElem ChangeFontScaleOverTime( 0.3 ); 

heartElem.fontScale = 2.3; 

heartElem FadeOverTime( 0.3 ); 

heartElem.color = ( 1, 0, 1 ); 

wait 0.3; 

heartElem ChangeFontScaleOverTime( 0.3 ); 

heartElem.fontScale = 2.0; 

heartElem FadeOverTime( 0.3 ); 

heartElem.color = ( 1, 5, 5 ); 

wait 0.3; 

heartElem ChangeFontScaleOverTime( 0.3 ); 

heartElem.fontScale = 2.3; 

heartElem FadeOverTime( 0.3 ); 

heartElem.color = ( 1, 1, 0 ); 

wait 0.3; 

} 

} 



destroyOnDeath( heartElem )

{

self waittill ( "death" );

heartElem destroy();

}

Taken from ENZO-F's v1. Study how it works, then you'll have no problem creating one. It's the same thing through, basically, but with constant fontScale and color changes.