// JavaScript Document

function validate() {

	plans1 = document.form1.plan1.length;
	plans2 = document.form1.plan2.length;
	plans3 = document.form1.plan3.length;
	labs1 = document.form1.labs.length;
	var len=-1;
	 for (i=0; i < plans1; i++ ){
		if (document.form1.plan1[i].checked) {
			len = len + 1;
			//return true; 
		} 
	}
	
	for (i=0; i < plans2; i++) {
		if (document.form1.plan2[i].checked) {
			len = len + 1;
			//return true; 
		} 
	}
	
	for (i=0; i < plans3; i++) {
		if (document.form1.plan3[i].checked) {
			len = len + 1;
			//return true; 
		} 
	}
	for (i=0; i < labs1; i++) {
		if (document.form1.labs[i].checked) {
			len = len + 1;
			//return true; 
		} 
	}
	if (len<0) {
		alert ("Please select atleast one Plan");
		return false;
	} else {
		return true;
	}
	
 
}

	function IsEntireSelected1()
	{
		var len=0;
		plans1 = document.form1.plan1.length;
		for (i=0; i < plans1; i++ ){
			if (document.form1.plan1[i].checked) {
				len = len + 1;
			} 
		}
		if (len > 2) document.form1.entire1.checked = true;
		else document.form1.entire1.checked = false;
	}
	
	function IsEntireSelected2()
	{
		var len=0;
		plans2 = document.form1.plan2.length;
		for (i=0; i < plans2; i++ ){
			if (document.form1.plan2[i].checked) {
				len = len + 1;
			} 
		}
		if (len > 2) document.form1.entire2.checked = true;
		else document.form1.entire2.checked = false;
	}
	
	function IsEntireSelected3()
	{
		var len=0;
		plans3 = document.form1.plan3.length;
		for (i=0; i < plans3; i++ ){
			if (document.form1.plan3[i].checked) {
				len = len + 1;
			} 
		}
		if (len > 2) document.form1.entire3.checked = true;
		else document.form1.entire3.checked = false;
	}
	
	function IsEntireSelected4()
	{
		var len=0;
		labs = document.form1.labs.length;
		for (i=0; i < labs; i++ ){
			if (document.form1.labs[i].checked) {
				len = len + 1;
			} 
		}
		if (len > 1) document.form1.entirelabs.checked = true;
		else document.form1.entirelabs.checked = false;
	}
	
 function plan1checkAll() {
	plans1 = document.form1.plan1.length;
	 	for (i=0; i < plans1; i++) {
			if (document.form1.entire1.checked) {
				document.form1.plan1[i].checked = true;
			} else {
				document.form1.plan1[i].checked = false;
			}
		}//
	}
	function plan2checkAll() {
		plans2 = document.form1.plan2.length;
		for (i=0; i < plans2; i++) {
		   if (document.form1.entire2.checked) {
				document.form1.plan2[i].checked = true;
			} else {
				document.form1.plan2[i].checked = false;
			}
		}//
	}
	function plan3checkAll() {
		plans3 = document.form1.plan3.length;
		for (i=0; i < plans3; i++) {
			if (document.form1.entire3.checked) {
				document.form1.plan3[i].checked = true;
			} else {
				document.form1.plan3[i].checked = false;
			}
		}//
	}
	function labscheckAll() {
		labs = document.form1.labs.length;
		for (i=0; i < labs; i++) {
		   if (document.form1.entirelabs.checked) {
				document.form1.labs[i].checked = true;
			} else {
				document.form1.labs[i].checked = false;
			}
		}//
	}
	
	function passName(Name) {
		if (Name == "continue1") {
			document.form1.plan1hidden.value = "plan1";
			if (document.form1.entire1.checked) document.form1.entirehidden.value = "entire1";
			else document.form1.entirehidden.value = "1";
			
		} else if (Name == "continue2") {
		   document.form1.plan1hidden.value = "plan2";
		   if (document.form1.entire2.checked) document.form1.entirehidden.value = "entire2";
			else document.form1.entirehidden.value = "2";
			
		 } else if (Name == "continue3") {
			document.form1.plan1hidden.value = "plan3";
			if (document.form1.entire3.checked) document.form1.entirehidden.value = "entire3";
			else document.form1.entirehidden.value = "3";
			
		} else if (Name == "continue4") {  // when only labs 'continue button clicked
		   document.form1.plan1hidden.value = "labs"
		   if (document.form1.entirelabs.checked) document.form1.entirehidden.value = "entirelabs";
		   else document.form1.entirehidden.value = "e";
		   
		}
		if (document.form1.entirelabs.checked) 	document.form1.labhidden.value = "labs";
		else document.form1.labhidden.value = "e";
	}