text: var headerShow, pagebtm, yPos, yyPos, changeA, changeB, changeC;
  
  window.addEventListener("scroll", yScroll);
  
  function yScroll(){
      pagebtm = document.getElementById('btm_process');
      changeA = document.getElementById('processA');
      changeB = document.getElementById('processB');
      changeC = document.getElementById('processC');
      yPos = window.pageYOffset;
  
      if(yPos >= 200 && yPos <= 1400){ //resets
          pagebtm.style.height = "60px";
          changeA.style.color = '#4A4A4A'; 
          changeA.style.backgroundColor = 'transparent';
          changeB.style.color = '#4A4A4A'; 
          changeB.style.backgroundColor = 'transparent';
          changeC.style.color = '#4A4A4A'; 
          changeC.style.backgroundColor = 'transparent';
      } 
      else if(yPos >= 1401 && yPos <= 2050){ //problem
      	pagebtm.style.height = "60px";
      	changeA.style.color = '#FFFFFF'; 
          changeA.style.backgroundColor = '#4A4A4A'; 
          changeB.style.color = '#4A4A4A'; 
          changeB.style.backgroundColor = 'transparent'; 
          changeC.style.color = '#4A4A4A'; 
          changeC.style.backgroundColor = 'transparent';
      } 
      else if(yPos >= 2051 && yPos <= 4000){ //process
      	pagebtm.style.height = "60px";
      	changeA.style.color = '#4A4A4A'; 
          changeA.style.backgroundColor = 'transparent'; 
          changeB.style.color = '#FFFFFF'; 
          changeB.style.backgroundColor = '#4A4A4A'; 
          changeC.style.color = '#4A4A4A'; 
          changeC.style.backgroundColor = 'transparent';
      } 
      else if(yPos >= 4001 && yPos <= 5500){ //design
      	pagebtm.style.height = "60px";
      	changeA.style.color = '#4A4A4A'; 
          changeA.style.backgroundColor = 'transparent'; 
          changeB.style.color = '#4A4A4A'; 
          changeB.style.backgroundColor = 'transparent'; 
          changeC.style.color = '#FFFFFF'; 
          changeC.style.backgroundColor = '#4A4A4A';
      } 
      else {
          pagebtm.style.height = "0px";
          changeA.style.backgroundColor = 'transparent';
          changeB.style.backgroundColor = 'transparent';
          changeC.style.backgroundColor = 'transparent';
      }
  }
  
  window.addEventListener("scroll", headerScroll);
  
  function headerScroll() {
  	headerShow = document.getElementById('header');
  	yyPos = window.pageYOffset;
  
  	if (yyPos > 500) {
  		headerShow.style.height = '60px';
  	}
  	else {
  		headerShow.style.height = '0px';
  	}
  }
  