var step=0
var string1 = "Test"
var string2
var string3
var string4
var string5
var string6
var endString ="\\end{array}"
var string0 = string1+endString

function writeEqn(){
   if (step == 0){
     string1 = "\\begin{array}{rcl}(f/g)'(x)&=&\\lim_{h\\rightarrow 0}\\,\\frac{(f/g)(x+h)-(f/g)(x)}{h}\\\\"
     string0 = string1+endString
     step = 1
   }
   else { if (step == 1){
     string2 = "&=&\\lim_{h\\rightarrow 0}\\,\\frac{\\frac{f(x+h)}{g(x+h)}-\\frac{f(x)}{g(x)}}{h}\\\\"
     string0 = string1+string2+endString
     step=2
   }
   else { if (step == 2) {
     string3 = "&=&\\lim_{h\\rightarrow 0}\\,\\frac{\\frac{g(x) f(x+h)-f(x) g(x+h)}{g(x+h) g(x)}}{h}\\\\"  
     string0 = string1+string2+string3+endString
     step=3
   }
   else { if (step == 3) {
     string4 = "&=&\\lim_{h\\rightarrow 0}\\,\\frac{\\frac{g(x) f(x+h)-g(x) f(x) + g(x) f(x) - f(x) g(x+h)}{g(x+h) g(x)}}{h}\\\\"
     string0 = string1+string2+string3+string4+endString
     step=4
   }
   else { if (step == 4) {
     string5 = "&=&\\lim_{h\\rightarrow 0}\\,\\frac{g(x) \\frac{f(x+h)-f(x)}{h} - f(x) \\frac{g(x+h)-g(x)}{h}}{g(x+h) g(x)}\\\\"
     string0 = string1+string2+string3+string4+string5+endString
     step=5
   }
   else { if (step == 5) {
     string6 = "&=&\\frac{\\lim_{h\\rightarrow 0}\\,g(x) \\lim_{h\\rightarrow 0}\\,\\frac{f(x+h)-f(x)}{h}-\\lim_{h\\rightarrow 0}\\,f(x) \\lim_{h\\rightarrow 0}\\,\\frac{g(x+h)-g(x)}{h}}{\\lim_{h\\rightarrow 0}\\,g(x+h) \\lim_{h\\rightarrow 0}\\,g(x)}\\\\"
     string0 = string1+string2+string3+string4+string5+string6+endString
     step=6
   }
   else { if (step == 6) {
     string7 = "&=&\\frac{g(x) f\\,'\\,(x) - f(x) g\\,'\\,(x)}{[g(x)]^2}\\\\"
     string0 = string1+string2+string3+string4+string5+string6+string7+endString
     step=7
     document.derivative.Continue.value="Done!"
   }
   }}}}}}
}