// JavaScript Document
//conversion 1

function convert_m2ft(meter){
	// feet to meter
	var feet=0;
	var convert_ratio = 3.28;
	 
//	meter = convert_ratio * feet;
//  return feet
	feet = meter*convert_ratio;
//	alert(feet);
	document.converter.feet.value = feet;
//	return feet;	
}

function convert_ft2m(feet){
	// feet to meter
	var meter=0;
	var convert_ratio = 3.28;
	 
//	meter = convert_ratio * feet;
//  return feet
	meter = feet/convert_ratio;
//	alert(feet);
	document.converter.meter.value = meter;
//	return feet;	
}


// conversion 2
		   function convert_yd2ft(yard){
	//yard to feet
	var feet=0;
	var convert_ratio=3;
	
	feet=convert_ratio*yard;
	document.converter.feet.value = feet;
}

function convert_ft2yd(feet){
	//feet to yard
	var yard=0;
	var convert_ratio=3;
	
	yard=convert_ratio/feet;
	document.converter.yard.value = yard;
}

//conversion 3
function convert_m2yd(meter){
	var yard=0;
	var convert_ratio=0.914;
	yard= meter/convert_ratio;
	document.converter.yard.value=yard;
	return false;
}

function convert_yd2m(yard){
	var meter=0;
	var convert_ratio=0.914;
	meter=convert_ratio/yard;
	document.converter.meter.style.disabled=true
	document.converter.meter.value=meter;
	
	return false
}
//conversion 3

function convert_sqm2sqft(squaremeter){
	var squarefeet=0;
	var convert_ratio=10.764;
    squarefeet=squaremeter*convert_ratio;
	document.converter.squarefeet.value=squarefeet;
}

function convert_sqft2sqm(squarefeet){
	var squaremeter=0;
	var convert_ratio=10.764;
	squaremeter=squarefeet/convert_ratio;
	document.converter.squaremeter.value=squaremeter;
}
//conversion 4

function convert_sqft2sqyd(squarefeet){
	var squareyard=0;
	var convert_ratio=9;
	squareyard=squarefeet/convert_ratio;
	document.converter.squareyard.value=squareyard;
}


function convert_sqyd2sqft(squareyard){
	var squarefeet=0;
	var convert_ratio=9;
	squarefeet=convert_ratio*squareyard;
	document.converter.squarefeet.value=squarefeet;
}
//conversion 5

function convert_sqyd2sqm(squareyard){
	var squaremeter=0;
	var convert_ratio=0.836;
	squaremeter=squareyard*convert_ratio;
	document.converter.squaremeter.value=squaremeter;
}

function convert_sqm2sqyd(squaremeter){
	var squareyard=0;
	var convert_ratio=0.836;
	squareyard=squaremeter/convert_ratio;
	document.converter.squareyard.value=squareyard;
}