Clock virus

#include stdio.h
#include conio.h
#include stdlib.h
#include graphics.h
#include dos.h
#include math.h
void main()
{
struct time t;
void drawclock(void);
void intro(void);
void sound(void);
int gdriver=DETECT,gmode;
initgraph(&gdriver,&gmode,"D:\tc\bgi");
int i,j,k,s,m,h;
intro();
settextstyle(DEFAULT_FONT, HORIZ_DIR, 1);
drawclock();
gettime(&t);

if(t.ti_sec>15)
s=360-((t.ti_sec-15)*6);
else
s=90-(t.ti_sec*6);

if(t.ti_min>15)
m=360-((t.ti_min-15)*6);
else
m=90-(t.ti_min*6);

if( (t.ti_hour==0)||(t.ti_hour==1)||(t.ti_hour==2)||(t.ti_hour==3))
h=90-(t.ti_hour*30)-((t.ti_min/12)*6);
else if((t.ti_hour>=4)&&(t.ti_hour<=12)) h=360-((t.ti_hour-3)*30)-((t.ti_min/12)*6); else if((t.ti_hour>=13)&&(t.ti_hour<=23))
h=360-((t.ti_hour-15)*30)-((t.ti_min/12)*6);
else// if(t.ti_hour==12)
h=90-((t.ti_hour-12)*30)-((t.ti_min/12)*6);

for(k=0;k<=12;k++)
{
if(h==0)
h=360;
delay(1000);
drawclock();
for(j=0;j<=60;j++)
{
if(m==0)
m=360;
setcolor(4);
sector(320,150,m,m+1,75,75);
m=m-6;
delay(1000);
drawclock();
for(i=0;i<=60;i++)
{
setcolor(4);
sector(320,150,h,h+3,60,60);
setcolor(4);
sector(320,150,m,m+1,75,75);
if(s==0)
s=360;
setcolor(1);
sector(320,150,s,s+1,80,80);
sound();
s=s-6;
delay(1000);
drawclock();
if(kbhit())
exit(0);
}
setcolor(6);
sector(320,150,h,h+3,60,60);
}
}
getch();
}
void drawclock()
{
cleardevice();
setbkcolor(15);
setcolor(1);
circle(320,150,80);
setcolor(5);
circle(320,150,95);
circle(320,150,1);
outtextxy(314,58,"12");
outtextxy(268,70,"11");
outtextxy(235,105,"10");
outtextxy(233,147,"9");
outtextxy(241,190,"8");
outtextxy(273,225,"7");
outtextxy(318,238,"6");
outtextxy(362,225,"5");
outtextxy(392,190,"4");
outtextxy(403,147,"3");
outtextxy(393,105,"2");
outtextxy(361,70,"1");
outtextxy(302,200,"TILAK");
}
void intro()
{
int i;
int u=installuserfont("TSCR.CHR");
settextstyle(u,0,7);
outtextxy(175,100,"TILAK's");
outtextxy(250,200,"CLOCK");
settextstyle(TRIPLEX_FONT, HORIZ_DIR, 1);
outtextxy(380,400,"Loading..");

for(i=0;i<510;i++)
{
setcolor(15);
rectangle(50,100,50+i,110);
delay(5);
}
settextstyle(TRIPLEX_FONT, HORIZ_DIR, 1);
outtextxy(380,400,"Loading....");

for( i=0;i<510;i++)
{
setcolor(4);
rectangle(50,100,50+i,110);
delay(5);
}

settextstyle(TRIPLEX_FONT, HORIZ_DIR, 1);
outtextxy(380,400,"Loading......");

for(i=0;i<510;i++)
{
setcolor(15);
rectangle(50,200,50+i,210);
delay(5);
}
settextstyle(TRIPLEX_FONT, HORIZ_DIR, 1);
outtextxy(380,400,"Loading........");

setfillstyle(SOLID_FILL,1);
fillellipse(320,205,6,6);
settextstyle(TRIPLEX_FONT, HORIZ_DIR, 1);
outtextxy(380,400,"Loading..........");

for(i=0;i<510;i++)
{
setcolor(15);
rectangle(50,300,50+i,310);
delay(5);
}
settextstyle(TRIPLEX_FONT, HORIZ_DIR, 1);
outtextxy(380,400,"Loading............");

for( i=0;i<510;i++)
{
setcolor(2);
rectangle(50,300,50+i,310);
delay(5);
}
settextstyle(TRIPLEX_FONT, HORIZ_DIR, 1);
outtextxy(380,400,"Loading..............");
delay(1000);
}
void sound()
{
sound(2000);
delay(100);
nosound();
}