function getresults() { var yearkwh; var yearradiation; var solarpanel1; var solarpanel2; var solarpanel3; var temp1; var temp2; var temp3; var solarpanelpower; var yearcost; var costsavings; yearkwh = document.myForm.yearkwh.value * 1; yearradiation = document.myForm.yearradiation.value * 1; yearcost = document.myForm.yearcost.value * 1; temp1 = Math.round(0.063 * yearradiation * 365 * 0.9); solarpanel1 = Math.ceil(yearkwh/temp1); temp2 = Math.round(0.14 * yearradiation * 365 * 0.9); solarpanel2 = Math.ceil(yearkwh/temp2); temp3 = Math.round(0.16 * yearradiation * 365 * 0.9); solarpanel3 = Math.ceil(yearkwh/temp3); document.myForm.solarpanel1.value = solarpanel1; document.myForm.solarpanel2.value = solarpanel2; document.myForm.solarpanel3.value = solarpanel3; solarpanelpower = Math.floor((solarpanel3/1.47) * 190); document.myForm.solarpanelpower.value = solarpanelpower; document.myForm.costsavings.value = Math.floor(yearcost * 30); } function getarea() { var panels; var width; var height; var sizem2; var temp; var temp2; panels = document.myForm.panels.value; width = document.myForm.width.value; height = document.myForm.height.value; temp = Math.round(panels * width * height /100000); document.myForm.sizem2.value = temp / 10; }