var Hsize = window.screen.availHeight;
var Wsize = window.screen.availWidth;
//var Hsize = window.screen.height;
//var Wsize = window.screen.width;

function getWidthScreen()
{
	return Wsize;
}



function getHeightScreen()
{
	return Hsize;
}

	
function setMinTopPercentByID(elementID,percent)
{
	var element = window.document.getElementById(elementID); 
	var newTop = ((Hsize/100)*percent);
	element.style.top  = newTop+"px";
}

	
function setMinHeightPercentByID(elementID,percent)
{
	element = window.document.getElementById(elementID); 
	if(isIE())
	{
		if (getSizeFromPixels(element.style.height) < ((Hsize/100)*percent))
		{
			element.style.height  = ((Hsize/100)*percent);
		}
	}
	else
	{
		element.style.minHeight =((Hsize/100)*percent);
	}
}

	
function setMinHeightPixelByID(elementID,pixels)
{
	element = window.document.getElementById(elementID); 
	if(isIE())
	{
		
		if (getSizeFromPixels(element.style.height) < pixels)
		{
			element.style.height  = pixels;
		}
	}
	else
	{
		element.style.minHeight =pixels;
	}
}

function setMaxHeightPixelByID(elementID,pixels)
{
	element = window.document.getElementById(elementID); 

	if(isIE())
	{
		if (getSizeFromPixels(element.style.height) > pixels)
		{
			element.style.height  = pixels;
		}
	}
	else
	{
		element.style.maxHeight =pixels;
	}
}

function getSizeFromPixels(pixels)
{
	if(pixels=="")
	{
		pixels=0;
	}
	else if(pixels.indexOf("px"))
	{
		pixels = parseInt(pixels.replace("px","")); 
	}
	return pixels;
}

function setMaxHeightPercentByID(elementID,percent)
{

	element = window.document.getElementById(elementID); 
	if(isIE())
	{
		if (getSizeFromPixels(element.style.height) > ((Hsize/100)*percent))
		{
			
			element.style.height  = ((Hsize/100)*percent);
		}		
	}
	else
	{
		element.style.maxHeight =((Hsize/100)*percent);
	}
}

function setHeightPercentByID(elementID,percent)
{

	element = window.document.getElementById(elementID)
	element.style.height  = ((Hsize/100)*percent);
}


function setMinWidthPercentByID(elementID,percent)
{
	element = window.document.getElementById(elementID); 
	if(isIE())
	{
		if (getSizeFromPixels(element.style.width) < ((Wsize/100)*percent))
		{
			element.style.width  = ((Wsize/100)*percent);
		}	
	}
	else
	{
		element.style.minWidth =((Wsize/100)*percent);
	}
}

	
function setMinWidthPixelByID(elementID,pixels)
{
	element = window.document.getElementById(elementID); 
	
	if(isIE())
	{
		if (getSizeFromPixels(element.style.width) < pixels)
		{
			element.style.width  = pixels;
		}
	}
	else
	{
		element.style.minWidth = pixels;
	}
}

function setMaxWidthPixelByID(elementID,pixels)
{
	element = window.document.getElementById(elementID); 

	if(isIE())
	{
		if (getSizeFromPixels(element.style.width) > pixels)
		{
			element.style.width  = pixels;
		}	
	}
	else
	{
		element.style.maxWidth = pixels;
	}
}

function setMaxWidthPercentByID(elementID,percent)
{
	element = window.document.getElementById(elementID); 

	if(isIE())
	{
		if (getSizeFromPixels(element.style.width) > ((Wsize/100)*percent))
		{
			element.style.width  = ((Wsize/100)*percent);
		}
	}
	else
	{
		element.style.maxWidth =((Wsize/100)*percent);
	}
}


function setMarginTopPercentByID(elementID,percent)
{
	element = window.document.getElementById(elementID); 
	element.style.marginTop  = ((Hsize/100)*percent);
}