var backColor = new Array(); // don't change this


backColor[0] = '#FF0000';
backColor[1] = '#00FF00';
backColor[2] = '#0000FF';
backColor[3] = '#FFFFFF';

function changeBG(whichColor){
document.bgColor = backColor[whichColor];
}


function changeheight(){
 if(y>170&&g==0){g=1;return;}
 if(y<101&&g==1){g=0;return;}
 if(g)q=-5;if(!g)q=5;y=y+q;
 e=document.getElementById("u");
 e.style.height = y + 'px';
  t=setTimeout("changeheight();",0);
}

function closeheight(){
 if(y>170&&g==0){g=1;return;}
 if(y<101&&g==1){g=0;return;}
 if(g)q=-5;if(!g)q=5;y=y+q;
 e=document.getElementById("u");
 e.style.height = y + 'px';
  t=setTimeout("closeheight();",0);
}