// JavaScript Document
function showme(what)
{
	if(what == 'feetform')
	{
		document.getElementById("pound").style.display = 'block';
		document.getElementById("kgs").style.display = 'none';
		document.getElementById('BMI1').value="";
	}
	if(what == 'kiloform')
	{
		document.getElementById("kgs").style.display = 'block';
		document.getElementById("pound").style.display = 'none';
		document.getElementById('BMI2').value="";
	}
}

function validateimp()
{
	if(document.getElementById("nameimp").value == "")
	{
		alert("Enter your name");
		document.getElementById("nameimp").focus();
		return false;
	}
	else if(document.getElementById("height_feet").value == "")
	{
		alert("Enter Height in feets");
		document.getElementById("height_feet").focus();
		return false;
	}
	else if(isNaN(document.getElementById("height_feet").value))
	{
		alert("Enter Numbers only");
		document.getElementById("height_feet").value = "";
		document.getElementById("height_feet").focus();
		return false;
	}
	else if(document.getElementById("height_inches").value == "")
	{
		alert("Enter Height in inches");
		document.getElementById("height_inches").focus();
		return false;
	}
	else if(isNaN(document.getElementById("height_inches").value))
	{
		alert("Enter Numbers only");
		document.getElementById("height_inches").value = "";
		document.getElementById("height_inches").focus();
		return false;
	}
	else if(document.getElementById("weight").value == "")
	{
		alert("Enter Weight in pounds");
		document.getElementById("weight").focus();
		return false;
	}
	else if(isNaN(document.getElementById("weight").value))
	{
		alert("Enter Numbers only");
		document.getElementById("weight").value = "";
		document.getElementById("weight").focus();
		return false;
	}
}

function validatemet()
{
	if(document.getElementById("namemet").value == "")
	{
		alert("Enter your name");
		document.getElementById("namemet").focus();
		return false;
	}
	else if(document.getElementById("height_cms").value == "")
	{
		alert("Enter Height in centimeters");
		document.getElementById("height_cms").focus();
		return false;
	}
	else if(isNaN(document.getElementById("height_cms").value))
	{
		alert("Enter Numbers only");
		document.getElementById("height_cms").value = "";
		document.getElementById("height_cms").focus();
		return false;
	}
	else if(document.getElementById("weight_kgs").value == "")
	{
		alert("Enter weight in Kilograms");
		document.getElementById("weight_kgs").focus();
		return false;
	}
	else if(isNaN(document.getElementById("weight_kgs").value))
	{
		alert("Enter Numbers only");
		document.getElementById("weight_kgs").value = "";
		document.getElementById("weight_kgs").focus();
		return false;
	}
}

function validatefeeturl()
{
var eid = document.getElementById('feeturl').value;
if(document.getElementById('feeturl').value=="")
	 {
		 alert('Enter Url');
		 return false;
	 }
	 else if((eid.indexOf('//')==-1) || (eid.indexOf('.')==-1) || (eid.indexOf(':')==-1) || (eid.indexOf('www')==-1))
	 {
		alert('Enter url in correct format.It must contain :,//,www,.');
		document.getElementById('feeturl').value="";
		return false;
	 }
	 else
	 {
		Element.show('showfeeturl');
		//document.getElementById('showfeeturl').style.display = 'block';
		url = document.getElementById("feeturl").value;
		new Ajax.Updater('showfeeturl','http://www.emedinfo.com/bmi/ajax.php', {method: 'post', postBody:'myfeeturl='+ url});
	 }
}

function validatecmsurl()
{
var eid = document.getElementById('cmsurl').value;
if(document.getElementById('cmsurl').value=="")
	 {
		 alert('Enter Url');
		 return false;
	 }
	 else if((eid.indexOf('//')==-1) || (eid.indexOf('.')==-1) || (eid.indexOf(':')==-1) || (eid.indexOf('www')==-1))
	 {
		alert('Enter url in correct format.It must contain :,//,www,.');
		document.getElementById('cmsurl').value="";
		return false;
	 }
	 else
	 {
		Element.show('showcmsurl');
		//document.getElementById('showcmsurl').style.display = 'block';
		url = document.getElementById("cmsurl").value;
		new Ajax.Updater('showcmsurl','http://www.emedinfo.com/bmi/ajax.php', {method: 'post', postBody:'mycmsurl='+ url});
	 }
}